Which statement is true of the function f(x) = Negative RootIndex 3 StartRoot x EndRoot? Select three options.

The function is always increasing.
The function has a domain of all real numbers.
The function has a range of {y|–Infinity < y < Infinity}.
The function is a reflection of y = .
The function passes through the point (3, –27).

Answer:

19, 14, 38

Step-by-step explanation:

Let x, y, and z be each number respectively:

[tex]x+y+z=71\\z=2x\\y=x-5\\\\x+y+z=71\\x+(x-5)+2x=71\\2x-5+2x=71\\4x-5=71\\4x=76\\x=19\\\\y=x-5\\y=19-5\\y=14\\\\z=2x\\z=2(19)\\z=38[/tex]

Therefore, the three numbers are 19, 14, and 38.

The net cost of insurance, considering the alternative investment with a 5% annual yield, is $5,000.

The net cost of insurance can be calculated by considering the opportunity cost of investing the annual premium in an alternative investment that yields a 5% annual return.

Let's break down the calculation step by step:

Calculate the future value of the annual premium after 10 years:

Using the compound interest formula, the future value (FV) of the $2,000 premium invested at a 5% annual yield for 10 years can be calculated as:

FV = PV * (1 + r)^n,

where PV is the present value (annual premium), r is the interest rate (5% or 0.05), and n is the number of periods (10 years).

FV = $2,000 * (1 + 0.05)^10

FV = $2,000 * (1.05)^10

FV ≈ $3,263.18

Calculate the net cost of insurance:

The net cost of insurance is the difference between the total premiums paid over 10 years and the cash value of the policy after 10 years.

Total premiums paid over 10 years = Annual premium * Number of years = $2,000 * 10 = $20,000

Net cost of insurance = Total premiums paid - Cash value of the policy after 10 years

Net cost of insurance = $20,000 - $15,000 = $5,000

Therefore, the net cost of insurance, considering the alternative investment with a 5% annual yield, is $5,000.

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If Blue Spruce Corp, was organized on January 1, 2025. The entry on June 10 is:Debit Cash 396,600, Debit Common Stock 198,300,Credit Additional Paid-in Capital 198,300.

(A) Journalize the transactions:

Jan. 10:

Debit Cash 396,600

(66,100 shares x $6)

Debit Common Stock 198,300

(66,100 shares x $3)

Credit Additional Paid-in Capital 198,300

Mar. 1:

Debit Cash 764,400

(14,700 shares x $52)

Credit Preferred Stock 764,400

(14,700 shares x $52)

May 1:

Debit Cash 972,000

(121,500 shares x $8)

Credit Common Stock 364,50

(121,500 shares x $3)

Credit Additional Paid-in Capital 607,500

Sept. 1:

Debit Cash 44,100

(6,300 shares x $7)

Credit Common Stock 18,900

(6,300 shares x $3)

Credit Additional Paid-in Capital 25,200

Nov. 1:

Debit Cash 236,500

(4,300 shares x $55)

Credit Preferred Stock 236,500

(4,300 shares x $55)

(B) Post to the stockholders equity accounts:

Preferred Stock:

Date | Explanation | Debit | Credit

Mar. 1 | Issuance | | $764,400

Nov. 1 | Issuance | | $236,500

Common Stock:

Date | Explanation | Debit | Credit

Jan. 10 | Issuance | | $198,300

May 1 | Issuance | | $364,500

Sept. 1 | Issuance | | $18,900

Additional Paid-in Capital:

Date | Explanation | Debit | Credit

Jan. 10 | Issuance | | $198,300

May 1 | Issuance | | $607,500

Sept. 1 | Issuance | | $25,200

(C) Prepare the paid-in capital portion of the stockholders equity section at December 31, 2025:

Paid-in Capital:

Preferred Stock: $1,000,900 ($764,400 + $236,500)

Common Stock: $581,700 ($198,300 + $364,500 + $18,900)

Additional Paid-in Capital: $831,000 ($198,300 + $607,500 + $25,200)

Total Paid-in Capital = ($1,000,900 + $581,700 + $831,000)

=$2,413,600

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Answer:

22x22=484

4x4=16

Step-by-step explanation:

4x4

4+4+4+4

4+4=8

4+4=8

8+8=16

Answer:

4x² + 24x + 36

Step-by-step explanation:

(2x + 6)² = (2x + 6)(2x + 6) = 4x² + 12x + 12x + 36 = 4x² + 24x + 36

If mLEFD=2x -3 and mZDFG= x+12, the measure of angle LEFD (mLEFD) is 27.

To find the measure of angle LEFD (mLEFD), we need to equate it to the given expressions mLEFD = 2x - 3 and mZDFG = x + 12.

Since angle LEFD and angle ZDFG are alternate interior angles, they are congruent.

Therefore, we have:

mLEFD = mZDFG

Substituting the expressions for mLEFD and mZDFG:

2x - 3 = x + 12

Next, we solve the equation for x by isolating the variable:

2x - x = 12 + 3

x = 15

Now that we have the value of x, we can substitute it back into the expression for mLEFD to find the measure of angle LEFD:

mLEFD = 2(15) - 3

mLEFD = 30 - 3

mLEFD = 27

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The correct statements are A and B, while C, D, and E are incorrect.

The correct statements are:

A: The surface area of the sphere in terms of r is 4(pi)r^2 square units. This is true. The formula for the surface area of a sphere is given by A = 4(pi)r^2, where r is the radius.

B: The surface area of the cylinder in terms of r is 4(pi)r^2 square units. This is true. The formula for the lateral surface area of a cylinder is given by A = 2(pi)rh, where r is the radius and h is the height. Since the height of the cylinder is also r, the formula simplifies to A = 2(pi)rh = 2(pi)r(r) = 2(pi)r^2. Additionally, the two circular bases of the cylinder also contribute to the surface area, each with an area of (pi)r^2. Therefore, the total surface area of the cylinder is A = 2(pi)r^2 + 2(pi)r^2 = 4(pi)r^2.

C: The surface area of the cylinder in terms of r is 6(pi)d^2 square units. This statement is incorrect. The formula provided is incorrect. The correct formula for the surface area of a cylinder is A = 2(pi)rh, not 6(pi)d^2.

D: The surface area of the cylinder and sphere are the same. This statement is incorrect. The surface areas of a cylinder and a sphere are different. The surface area of a sphere is given by A = 4(pi)r^2, while the surface area of a cylinder is given by A = 2(pi)r^2 + 2(pi)rh. The presence of the curved surface in the cylinder makes its surface area different from that of a sphere.

E: The surface area of the cylinder and sphere are NOT the same. This statement is correct. As mentioned above, the surface areas of a cylinder and a sphere are different, so they are not the same.

In summary, the correct statements are A and B, while C, D, and E are incorrect.

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The predicted sales in Glover's Golf Emporium's eleventh business year are $475,000.

To predict the sales in Glover's Golf Emporium's eleventh business year, we can use the concept of linear growth. We have two data points: sales in the second year ($160,000) and sales in the seventh year ($335,000).

Let's first find the annual increase in sales:

Increase in sales = Sales in the seventh year - Sales in the second year

Increase in sales = $335,000 - $160,000

Increase in sales = $175,000

Next, we need to determine the rate of increase per year. Since we have a linear growth pattern, we can calculate the average annual increase by dividing the total increase in sales by the number of years:

Average annual increase = Increase in sales / Number of years

Average annual increase = $175,000 / (7 - 2) years

Average annual increase = $175,000 / 5 years

Average annual increase = $35,000 per year

Now, we can predict the sales in the eleventh business year by adding the average annual increase to the sales in the seventh year:

Predicted sales in the eleventh year = Sales in the seventh year + (Average annual increase * Number of additional years)

Predicted sales in the eleventh year = $335,000 + ($35,000 * (11 - 7))

Predicted sales in the eleventh year = $335,000 + ($35,000 * 4)

Predicted sales in the eleventh year = $335,000 + $140,000

Predicted sales in the eleventh year = $475,000

Therefore, the predicted sales in Glover's Golf Emporium's eleventh business year are $475,000.

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Answer:

The equation of this line is y = -4.

Answer:

y=-4

Step-by-step explanation:

zero slope m=0

y-y1=m(x-x1)

y-(-4)=0(x-(-9))

y+4=0

y=-4

The angle C in the triangle is 34.05 degrees.

The sum of angles in a triangle is 180 degrees. The angle in a triangle can be found using cosine law as follows:

Therefore, let's find the unknown angle in the triangle as follows;

c² = a² + b² - 2ab cos C

Hence,

4² = 5² + 7² - 2 × 7 × 5 cos X

16 = 25 + 49 - 70 cos X

16 = 74 - 70 cos X

16  - 74 = -70 cos X

-58 = -70 cos X

cos X = 58 / 70

X = cos⁻¹ 0.82857142857

X = 34.0478785629

X = 34.05 degrees

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       The equation representing the relationship between Electricity and  Gas used, and your Bill is:

      T  =  0.25 * k + 0.97 * t

        Make a plan:

We need to find the equation that represents the relationship between the total monthly bill (T), The Kilowatt Hours of Electricity used (k), and the Terms of Gas used (t).

T  =  0.25  *  k  +  0.97  *  t

1 - Write the Equation for the cost of Electricity:

        0.25 * k

2 - Write the Equation for the Cost of Gas:

       0.97 * t

3 - Combine the Equations to Represent the total Monthly Bill (T):

       T  =  0.25 * k + 0.97 * t

Hence,  The equation representing the relationship between Electricity and  Gas used, and your Bill is:

       T  =  0.25 * k + 0.97 * t

I hope that helps!

Answer:

n = -1/8

Step-by-step explanation:

n + 3/4 = 5/8

n = 5/8 - 3/4

n = 5/8 - 6/8

n = -1/8

So, n = -1/8

a. The probability of spending less than 10 minutes is approximately 0.6255.

b. The probability of spending longer than 5 minutes is 0.9741.

c. The probability of spending between 8 and 15 minutes is 0.7181.

(a) We'll use the z-score formula:

z = (x - μ) / σ

Plugging in the values:

z = (10 - 9.3) / 2.2 ≈ 0.3182

Now, we'll look up the cumulative probability corresponding to the z-score of 0.3182 in the standard normal distribution table or use a calculator. The cumulative probability is approximately 0.6255.

(b) To find the probability of spending longer than 5 minutes, we'll again use the z-score formula:

z = (x - μ) / σ

z = (5 - 9.3) / 2.2 ≈ -1.9545

Therefore, the probability of spending longer than 5 minutes is approximately 1 - 0.0259

= 0.9741.

(c) For 8 minutes:

z1 = (8 - 9.3) / 2.2 ≈ -0.5909

For 15 minutes:

z2 = (15 - 9.3) / 2.2 ≈ 2.5909

Next, we find the cumulative probabilities for these z-scores using a standard normal distribution table or a calculator. The cumulative probability for z1 ≈ 0.2776, and for z2 ≈ 0.9957.

Finally, we subtract the cumulative probability for 8 minutes from the cumulative probability for 15 minutes to get the probability between these two values:

0.9957 - 0.2776

≈ 0.7181

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Answer:

You have selected the correct answer.

Step-by-step explanation:

y = mx + b

the slope is the m or the change in y over the change in x.

b is the y value at (0,b)  In this case (0,3).

The calculation of a p-value generally requires knowing the statistical test used and the degrees of freedom involved, as well as the direction of the test (one-sided or two-sided). This question doesn't specify which statistical test was used or whether the test was one- or two-sided.

One potential scenario is that a chi-square goodness-of-fit test was used, which is common for comparing observed frequencies with expected frequencies. If this is the case, the observed test statistic value of 7.9527 represents the chi-square statistic. The degrees of freedom would be the number of categories minus 1, which is 5-1 = 4 in this case.

To find the p-value, we would look up the chi-square statistic of 7.9527 in a chi-square distribution table with 4 degrees of freedom or use software that can calculate it.

This question doesn't provide enough information to calculate the exact p-value and normally this would be done using a statistical software package or an online chi-square calculator. However, a typical rule of thumb is that a chi-square statistic greater than about 10 with 4 degrees of freedom would suggest a statistically significant result at the 0.05 level, so it's likely that the p-value here is greater than 0.05 (i.e., the result is not statistically significant at the 0.05 level).

Please note this is an approximation and the actual p-value should be calculated using appropriate statistical software or a chi-square calculator.

y" = cos(y) * dy/dx - sin(x) + sin(y) by implicit differentiation.

To find the second derivative (y") by implicit differentiation, we will differentiate the equation with respect to x twice.

Equation: cos(y) + sin(x) = 1

Differentiating once with respect to x using the chain rule:

-sin(y) * dy/dx + cos(x) = 0

Now, differentiating again with respect to x:

Differentiating the first term:

-d/dx(sin(y)) * dy/dx - sin(y) * d^2y/dx^2

Differentiating the second term:

-d/dx(cos(x)) = -(-sin(x)) = sin(x)

The equation becomes:

-d/dx(sin(y)) * dy/dx - sin(y) * d^2y/dx^2 + sin(x) = 0

Now, let's isolate the second derivative, d^2y/dx^2:

-d^2y/dx^2 = d/dx(sin(y)) * dy/dx - sin(x) + sin(y)

Substituting the previously obtained expression for d/dx(sin(y)) = cos(y):

-d^2y/dx^2 = cos(y) * dy/dx - sin(x) + sin(y)

Thus, the second derivative (y") by the equation:

y" = cos(y) * dy/dx - sin(x) + sin(y)

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Answer:

tourist: 28%

non-tourist: 72%

Step-by-step explanation:

total: 50

tourists: 14

non-tourists:50 - 14 = 36

tourist percentage: 14/50 × 100% = 28%

non-tourist percentage: 36/50 × 100 = 72%

The measure of center that the student should give to their teacher is the median.

In statistics, the median is a measure of central tendency that represents the middle value in a dataset when it is ordered from least to greatest. It divides the dataset into two equal halves, where half the values are smaller than the median and half are larger.

The median is useful because it is not influenced by extreme values or outliers in the dataset, unlike the mean (average). It provides a representative value that indicates the central position of the data.

The median is a better measure of center in this case since the data is skewed. The value of median is not affected by skewness

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When x = 13, the equation that is true is option D) 5(x - 9) = 20.

To determine which equation is true when x = 13, we can substitute the value of x into each equation and see which equation holds true. Let's go through each option:

A) 3(18 - x) = 67

Substituting x = 13:

3(18 - 13) = 67

3(5) = 67

15 = 67

The equation is not true when x = 13. Therefore, option A is false.

B) 4(9x) = 23

Substituting x = 13:

4(9*13) = 23

4(117) = 23

468 = 23

Again, the equation is not true when x = 13. Therefore, option B is also false.

C) 2(x - 3) = 7

Substituting x = 13:

2(13 - 3) = 7

2(10) = 7

20 = 7

Once again, the equation is not true when x = 13. Therefore, option C is false as well.

D) 5(x - 9) = 20

Substituting x = 13:

5(13 - 9) = 20

5(4) = 20

20 = 20

Finally, the equation is true when x = 13. Therefore, option D is true.

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Note: the translated questions is

X = 13, which equation is true?

Answer:

Step-by-step explanation:

    A,  use  three_digite  rounding  arithmetic  to compute  13- 6 and determine  the absolute,relative ,and percentage errors.

tepeat part (b) using  three – digit chopping arithmetic.

The table is not a function because (a) No, because one x-value corresponds to two different y-values

From the question, we have the following parameters that can be used in our computation:

The table

The table can be represented as

x  y

2  1

2  4

3  4

4  2

5  5

The above table of values is not a function

This is so because some output values have the same input values.

i.e. it would fail the vertical line test when represented on a graph

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Answer:

Y=KX so its 10=K2

Step-by-step explanation:

Plug in the Number OR K=y/x

The statement "1 is NOT in the domain" is true because for the function f(x), the expression x - 7 results in division by zero when x equals 1, which makes 1 not a valid input for the function.

To determine if a value is in the domain of a function, we need to consider any restrictions or limitations on the input values.

For the function f(x) = √(x - 7), the square root function is defined only for non-negative values.

Therefore, the expression (x - 7) inside the square root must be greater than or equal to zero. In other words, x - 7 ≥ 0.

Solving this inequality, we find x ≥ 7.

This means that any value of x that is greater than or equal to 7 is in the domain of f(x).

However, the statement is asking specifically about the value 1.

Since 1 is less than 7, it does not satisfy the inequality x ≥ 7 and is therefore not in the domain of f(x).

Similarly, for the function g(x) = 4x - 8, there are no restrictions on the domain.

Any real number can be substituted into the function, including the value 1.

Therefore, the statement "1 isn't in the domain of f(0) g" is not accurate.

It is true that 1 is not in the domain of f(x), but it is in the domain of g(x).

In summary, the correct statement is that "1 is not in the domain."

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Answer:

C) -2/9

Step-by-step explanation:

[tex]\displaystyle -\frac{1}{6}\biggr[3-15\biggr(\frac{1}{3}\biggr)^2\biggr]\\\\=-\frac{1}{6}\biggr[3-15\biggr(\frac{1}{9}\biggr)\biggr]\\\\=-\frac{1}{6}\biggr[3-\frac{15}{9}\biggr]\\\\=-\frac{1}{6}\biggr[\frac{27}{9}-\frac{15}{9}\biggr]\\\\=-\frac{1}{6}\biggr[\frac{12}{9}\biggr]\\\\=-\frac{1}{6}\biggr[\frac{4}{3}\biggr]\\\\=-\frac{4}{18}\\\\=-\frac{2}{9}[/tex]

Answer:

Hence, Option (C) - 2/9 is the Answer:

Step-by-step explanation:

-1/6 [3 -15(1/3)^2]

-1/6(3 -15)(1/9))

-1/6(3 - 5/3)

-1/6 (4/3)

Hence, Option (C) - 2/9 is the Answer:

I hope it helps!

The mean score of Dora's bowling for this week would be = 161.

To calculate the mean score for the week the following would be carried out as follows;

The formula that is used to calculate mean = summation of the score/ number of scores recorded.

That is;

The weeks scores = 152+170+161

= 483/3

= 161

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The statement that describes the transformations applied in the figure above include the following: C. 7 units left and a reflection about the x-axis.

In Mathematics and Geometry, a reflection over or across the x-axis is represented by this transformation rule (x, y) → (x, -y).

Based on the graph, the coordinates of point A are located at (-6, 1) in quadrant II.

By applying a translation to the A horizontally right by 7 units, the new coordinate A1 of quadrilateral ABCD include the following:

(x, y)                               →                  (x + 7, y)

A (-6, 1)                        →                  (-6 + 7, 1) = A1 (1, 1)

By applying a reflection over the x-axis to the coordinates of point A1, we have the following coordinates of the image A';

(x, y)                              →      (x, -y)

Point A1 (1, 1)             →      A' (1, -(1)) = G' (1, -1)

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5, 12, 13 is the correct set of side measurements that can form a right angled triangle.

Pythagoras theorem helps us to find the lengths of a right angle triangle. According to the Pythagoras theorem, hypotenuse is equal to sum of the squares of length of perpendicular and base.

Mathematically can be written as,  [tex]h^{2} = p^{2} + b^{2}[/tex].

Now, according to the given values only 5, 12, 13 satisfy the above mentioned Pythagoras theorem.

Since, [tex]5^{2} + 12^{2} = 13^{2}[/tex].

which is equal to 169.

other sets like 5, 10, 20 do not satisfy the theorem as, [tex]5^{2} +10^{2} \neq 20^{2}[/tex].

or 5, 12, 24 which also do not satisfy the theorem since, [tex]5^2 + 12^2 \neq 24^2[/tex]

Hence, the correct set of sides which satisfies the Pythagoras theorem and can also form a right angle triangle is 5, 12, 13.

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The value of x, representing the length of the hypotenuse AC, is 3√2 units.

In a right triangle ABC, with angle ABC measuring 45 degrees and side AB having a length of 3 units, we can use trigonometric ratios to find the length of the hypotenuse AC, represented by x.

Since angle ABC is 45 degrees, we know that it is a special right triangle, specifically a 45-45-90 triangle.

In such a triangle, the lengths of the sides are in a specific ratio: 1:1:√2.

In this case, side AB is 3 units, which represents the length of one of the legs. By the ratio mentioned earlier, the hypotenuse AC (x) will be √2 times the length of AB.

Therefore, we have:

AC = AB [tex]\times[/tex] √2

AC = 3 [tex]\times[/tex] √2

AC = 3√2 units

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The negative value indicates that the policy is providing a net benefit of approximately $9,742.21 over the 10-year period.

To calculate the net cost of insurance, we need to compare the return on investment from investing the premium elsewhere with the cash value of the policy.

First, let's calculate the amount of money you would have if you invested the $2,000 premium elsewhere for 10 years with a 5% annual yield. We can use the compound interest formula:

A = P * (1 + r)^n

Where:

A is the final amount.

P is the principal amount (premium).

r is the interest rate per period (5% or 0.05).

n is the number of periods (10 years).

Calculating the investment amount:

A = 2,000 * (1 + 0.05)^10

A ≈ 2,000 * 1.628895

A ≈ 3,257.79

Therefore, if you invested the premium elsewhere, you would have approximately $3,257.79 after 10 years.

Now, let's calculate the net cost of insurance:

Net cost of insurance = Annual premium - Cash value of the policy + Investment return

Net cost of insurance = 2,000 - 15,000 + 3,257.79

Net cost of insurance ≈ -$9,742.21

The negative value indicates that the policy is providing a net benefit of approximately $9,742.21 over the 10-year period.

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The graph of the solution to the inequality is attached as image to this answer.

The piece-wise defined function h(x) represents different values of y (the output) depending on the value of x (the input). Each interval of x has a different value assigned to it.

In this particular case, the inequality statements define the intervals for x and their corresponding output values.

Let's break it down:

- For values of x that are greater than -3 and less than or equal to -2, h(x) is assigned the value of -1.

- For values of x that are greater than -2 and less than or equal to -1, h(x) is assigned the value of 0.

- For values of x that are greater than -1 and less than or equal to 0, h(x) is assigned the value of 1.

- For values of x that are greater than 0 and less than or equal to 1, h(x) is assigned the value of 2.

Any values of x outside of these intervals are not defined in this piece-wise function and are typically represented as "not a number" (NaN).

For example, if you were to evaluate h(-2.5), it falls within the first interval (-3 < x ≤ -2), so h(-2.5) would be equal to -1. Similarly, if you were to evaluate h(0.5), it falls within the fourth interval (0 < x ≤ 1), so h(0.5) would be equal to 2.

The graph of the piece-wise function h(x) consists of horizontal line segments connecting the specified values of y for each interval, resulting in a step-like pattern.

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