Which of the numbers listed below are solutions to the equation? Check all
that apply.
x² = -64
O
A. -8
O
B. -64
0 C. 8
1
D. -4
u
E. 64
F. None of these

Answers

Answer 1

Answer:

F. None of these

Step-by-step explanation:

A number can never be negative when squared unless an imaginary number is involved. Since none of the answers involve i, the answer must be F. None of these.


Related Questions

Find the area of the polygon

Answers

Answer:

810 m

Step-by-step explanation:

Split the polygon into two parts

(Small and Big rectangle)

SR : 18(18+3) = 378

BR : 18(3+3+18) = 432

378+432 = 810

Hope this helps :)


On a coordinate plane the graph of a line passes
through the origin and the point (9,12) What is
the equation of the line?

Answers

Answer:

y = (4/3)x

Step-by-step explanation:

Two points on the line are the origen (0, 0) and the given (9, 12).

Starting at the origin and moving to (9,  12), we see the change in x being 9 and that in y being 12.  Thus, the slope of the line through these two points is m = rise/run = 12/9 = 4/3.

Thus the equation of the line in slope-intercept form is y = (4/3)x + 0, or

just y = (4/3)x

Número 15 veces más pequeño que 86400 segundos
Porfa ayuda q estoy en clase

Answers

Answer:

15÷86400=???×86400

Step-by-step explanation:

O 15 sendo dividido pelo 86400 dará o resultado e multiplicando o resultado com 86400

Please help EDGINUITY 2022

Answers

D. 3090

Explanation:
6(103)= 618
618(5)= 3090

Given an interest rate of 12% compounded yearly, Find the equivalent rate per year compounded monthly.

Answers

Answer:

Answer below in the picture

I hope my answer helps.

What is the area of this combined shape?​

Answers

Answer:

the amount of space inside a shape composed of basic shapes put together.

Step-by-step explanation:

hope this helps.

By using math to identify goals and to reach those goals quickly and efficiently, individuals display what skill?​

Answers

Answer:

multiple tasking them right

Answer:

results-driven

Step-by-step explanation:

A copy machine makes 44 copies per minute. How many copies does it make in minutes 5 and 15 seconds?

Answers

Answer:

231

Step-by-step explanation:

5 minutes + 15 seconds = 5.25 minutes
44 × 5.25 minutes = 231 copies

an athletic director pays $90 for 12 visors, how much will the athletic director pay to buy 15 visors?

Answers

Answer:

sample What is the length of a rectangle if the width is

10 centimeters and the diagonal is 16 centimeters?

Step-by-step explanation:

90 divided by 12 is 7.5

7.5 x 15 is 112.50

The athletic director will pay $112.50 for 15 visors. Hope this helps and please mark brainliest!

In the graph z1 and z2 are complex numbers represented as vectors from the origin. What is z2-z1?

Answers

Finding the complex numbers and subtracting them, it is found that z2 - z1 = (0, -4).

What are complex numbers?

They are in the format:

z = a + bi.

In which:

a is the real part.b is the imginary part.

In a graph, the real part is the horizontal axis, while the imaginary part is the vertical axis. Hence, the numbers are given by:

z1 = (2,5).z2 = (2,1).

What is the subtraction?

To find the result of the subtraction, we subtract each part, hence:

z2 - z1 = (2,1) - (2,5) = (2 - 2, 1 - 5) = (0, -4).

More can be learned about complex numbers at https://brainly.com/question/25572463

Jillian says that 1 2/3
equals 3 ÷ 5. Is Jillian correct? Explain why or why not.
You must explain in words

Answers

Answer:

1 2/3 = 1.66666

3/5 = 0.6

Step-by-step explanation:

ANSWER QUICK FOR A. AND B. !

Answers

Answer: a=4

b=1600x

Step-by-step explanation:

Factor the expression. 4b2 – 9

(2b – 3)(2b – 3)
(2b + 3)(2b + 3)
(3b + 2)(3b – 2)
(2b + 3)(2b – 3)

Answers

Let's do

4b²-9(2b)²-3²

★a²-b²=(a+b)(a-b)

(2b+3)(2b-3)

Hence option D is correct

Answer:

The 4th answer is correct

Step-by-step explanation:

We know that,

( a - b ) ² = ( a + b ) ( a - b )

In the same way, let us solve this sum.

4b² - 9

2²b² - 3²

( 2b - 3 ) ( 2b + 3 )

Therefore, 4th answer is correct.

can you help me solve this?

Answers

Answer:

456*567=4890998

46766-6755=566888

Answer:

FGM and reproductive health

Arderi Air Conditioning sells one primary model of air conditioner. Each unit of this model costs them $61.25 to produce, but it sells for $142.50 apiece. Arderi Air Conditioning employs three salespeople, each of whom earns a different commission per unit sold, as shown on the following table. Salesperson Commission/Sale Mary $36.25 Jay $28.50 Abby $25.75 Last month, Arderi Air Conditioning had a total fixed overhead cost of $7,622.25. It is known that one salesperson sold 51 units, one salesperson sold 43 units, and one salesperson sold 54 units. Which arrangement of sales would cause Arderi Air Conditioning to break even? a. Mary sells 54 units; Jay sells 51 units; Abby sells 43 units b. Mary sells 54 units; Jay sells 43 units; Abby sells 51 units c. Mary sells 43 units; Jay sells 51 units; Abby sells 54 units d. Mary sells 43 units; Jay sells 54 units; Abby sells 51 units Please select the best answer from the choices provided

Answers

The arrangement of sales which would cause Arderi Air Conditioning to break even is Mary sells 54 units; Jay sells 51 units; Abby sells 43 units.

What is a break even point?

The break even point is the point at which the cost of production of an item to produce is equal to the revenue generated after selling it.

Arderi Air Conditioning sells one primary model of air conditioner. Each unit of this model costs them $61.25 to produce, but it sells for $142.50 apiece. Thus,

Cost price C=$61.25Sells price S=$142.50

Arderi Air Conditioning employs three salespeople, each of whom earns a different commission per unit sold, as shown in the following table.

Salesperson  Commission/Sale     Mary            $36.25     Jay               $28.50   Abby              $25.75

It is known that one salesperson sold 51 units, one salesperson sold 43 units, and one salesperson sold 54 units. Thus, the total AC sold is,

[tex]n=51+43+54\\n=148[/tex]

Now, the selling price is $142.50. Thus, the revenue after selling 148 units is,

[tex]R=148\times142.50\\R=21090[/tex]

The cost price is  $61.25. Thus, the cost of production of 148 units is,

[tex]R=148\times61.25\\R=9065[/tex]

Last month, Arderi Air Conditioning had a total fixed overhead cost of $7,622.25. Suppose, Mary sells 43 units; Jay sells  units; Abby sells 54 units. Thus, the total cost,

[tex]C_t=7622.25++9065+43\times36.25 +51\times28.50 +54\times25.75\\ C_t=21090[/tex]

The total cost is equal to the total revenue. This point is break even point.

Thus, the arrangement of sales which would cause Arderi Air Conditioning to break even is Mary sells 54 units; Jay sells 51 units; Abby sells 43 units.

Learn more about the break even point here;

https://brainly.com/question/21137380

#SPJ1

Answer:

c.

Mary sells 43 units; Jay sells 51 units; Abby sells 54 units

Nixon recycles 6 cans every week. Which expression shows the total number of cans he recycles in w weeks? (1 point)
O a
6+ w
.
b
6 + 5w
Oc
w
6
Od
бw

Answers

Answer:I don’t understand but I think it’s b

Step-by-step explanation:

Which fraction is the largest 10/13, 11/14, 14/15 or 17/18

Answers

17/18! Should be the correct answer

what are the sin(0) and tan(0) of the picture below? i might have the answers but i want to double check if i did it right :) brainliest for help!

Answers

Step-by-step explanation:

sin(0) is opposite over hypotenuse which in this case is 12/15

tan (0) is opposite over adjacent 12/9

you can simplify if you like to 4/5 and 4/3 if you want to.

sinØ

Perpendicular/Hypotenuse12/15

tanØ

Perpendicular/Base12/94/3

Mike is saving up for a bike. He is saving up $785. He has 635 and needs to spend 356 for food for his graduation party. How much will he have once he buys food and how much more will need for his bike.

A 278 Left & 567 More

B 423 Left & 821 More

C 279 Left & 506 More

D 144 Left & 296 More

Answers

Answer: C

Step-by-step explanation:

635 - 356 = 279

279 + 506 = 785

         $785

Please help! Can’t get it right

Answers

Answer:

B.

Step-by-step explanation:

After looking at the graph you see the coordinates in the table are equal to the coordinates on the graph

Please help. I need to get to 70%

Answers

Scale factor is 5

So

J'=5(1,-2)=(5,-10)K'=5(2,-1)=(10,-5)M'=5(0,-1)=(0,-5)L'=5(1,2)=(5,10)

Answer:

Points of kite JKLM:

J = (1, -2)

K = (2, -1)

L = (1, 2)

M = (0, -1)

To dilate a figure about a point, draw a line from the point to each point of the figure, then extend (or reduce) the line so that it is the length of the original line multiplied by the scale factor.

So to dialate JKLM about the origin by scale factor of 5, draw a line from (0, 0) to each point of the kite.  Extend the lines so that they are each 5 times the original lengths.  These are the dilated points

Points of kite dilated by sf 5 (shown in blue on the attached diagram):

J' = (5, -10)

K' = (10, -5)

L' = (5, 10)

M' = (0, -5)

A person invests 4000 dollars in a bank. The bank pays 5.75% interest compounded
quarterly. To the nearest tenth of a year, how long must the person leave the money
in the bank until it reaches 5900 dollars?
nt
A = P(1+)

Answers

The time required to get a total amount of $5,900.00 with compounded interest on a principal of $5,000.00 at an interest rate of 5.75% per year 2.899 years

Compound Interest

Given Data

Principal P = $4000Rate r= 5.75%Final Amount A =  %5900

Calculation Steps:

First, convert R as a percent to r as a decimal

r = R/100

r = 5.75/100

r = 0.0575 per year,

Then, solve the equation for t

t = ln(A/P) / n[ln(1 + r/n)]

t = ln(5,900.00/5,000.00) / ( 4 × [ln(1 + 0.0575/4)] )

t = ln(5,900.00/5,000.00) / ( 4 × [ln(1 + 0.014375)] )

t = 2.899 years

Learn more about compound interest here:

https://brainly.com/question/24924853

A rabbit runs 35 feet in 7 seconds, a cat runs 18 feet in 2 seconds. Who is faster?

Answers

Answer:

The cat is faster.

Step-by-step explanation:

Compare the animals' speeds in feet per second.

Rabbit:

feet/sec = 35/7

= 5ft/sec

Cat:

feet/sec = 18/2

= 9 ft/sec

9 ft/sec is faster than 5ft/sec.

The cat is faster.

Which of the following may fall outside a triangle?
A. incenter and circumcenter
B. orthocenter and circumcenter
C. circumcenter and centroid
0 D. centroid and incenter

Answers

Answer: B

Step-by-step explanation:

PLEASE I’LL MARK BRAINIEST

Simplifying expressions by combining like terms

2t - t - t + 5t + 6t + 10t

Answers

21(t)

Explanation:

[tex]\dashrightarrow \sf \ \ 2t-t-t+5t+6t+10t[/tex]

combine similar terms

[tex]\dashrightarrow \sf \ \ 5t+6t+10t[/tex]

addition

[tex]\dashrightarrow \sf \ \ 21t[/tex]

Answer:

21t

Step-by-step explanation:

2t-t-t+5t+6t+10t

=2t-t-t=0

Then,

         5t+6t+10t = 21t ans.

In a particular​ city, 21 in 1.5 million people have been struck by lightning. What is the experimental probability of being struck by lightning in this​ city?

Answers

21/(1.5 million) = 0.0014%

Freemont Run Club surveyed a random sample of
30
3030 of their members about their running habits. Of the members surveyed,
9
99 said that they run more than
5
55 days a week. There are
84
8484 Freemont Run Club members.
Based on the data, what is the most reasonable estimate for the number of Freemont Run Club members who run more than
5
55 days a week?

Answers

Answer:

24 for estimate, the accurate is 25.2

Step-by-step explanation:

surveyed total = 30

9 = run 5> days a week

84 = total members

9/30 = percent of members who run 5> days a week

9/30 => 3/10

percent of members who run 5> days a week * total members = number of members who run 5> days a week

3/10 x 84 = 25.2 members

84 = 80

3/10 x 80 = 24

24, a reasonable estimate for the number of Freemont Run Club members who run more than 5 days a week.

2.
one day Jada and her cousin line up on the end of a swimming pier on the edge of a lake . At the same time , they start swimming and biking in opposite directions how far apart will they be after 15 mins

Answers

In 15 minutes, Jada would have covered about 2.5 miles, while the cousin would have covered 0.625 miles.

What is speed?

Speed is the ratio of distance to time.

For Jada:

Speed = 2 miles / 12 minutes = 0.167 miles per minute

For Jada cousin:

Speed = 1 mile / 24 min = 0.0417 miles per minute.

Hence, in 15 minutes:

Jada distance = 15 min * 0.167 miles per minute = 2.5 miles

Jada cousin distance = 15 min * 0.167 miles per minute = 0.625 miles

In 15 minutes, Jada would have covered about 2.5 miles, while the cousin would have covered 0.625 miles.

Find out more on speed at: https://brainly.com/question/4931057

50+50+100+80+50+50+
50+20+50+60+100+40+
25+60+100+25+50+50+
20+40+40+60+100+100+
100+50+200+80+50+50
+40+25+50+50+50+50+
20+25+125+150+0.04=

Answers

Answer:

2485.04

Step-by-step explanation:

Count the number of 20s in the given expression: 3

⇒ 3 × 20 = 60

Count the number of 25s in the given expression: 4

⇒ 4 × 25 = 100

Count the number of 40s in the given expression: 4

⇒ 4 × 40 = 160

Count the number of 50s in the given expression: 15

⇒ 15 × 50 = 750

Count the number of 60s in the given expression: 3

⇒ 3 × 60 = 180

Count the number of 80s in the given expression: 2

⇒ 2 × 80 = 160

Count the number of 100s in the given expression: 6

⇒ 6 × 100 = 600

Finally, there is one each of 125, 150, 200 and 0.04

To find the total, sum the numbers:

Total = 60 + 100 + 160 + 750 + 180 + 160 + 600 + 125 + 150 + 200 + 0.04

        = 2485.04

Answer:

2485.04

Step-by-step explanation:

I just used a caculcalculator

Rewrite each of the following expressions without using absolute value bars. |x-4| if x>4

Answers

Given ↓The expression |x-4|

To Find ↓The value of the expression if x>4

Calculations ↓

we're given that x is greater than 4 (the symbol ">" indicates "greater than)

5 is greater than 4. Let's plug it in :

|5-4|

|1|

1 (remember, absolute value is always positive).

Now let's try 6 :

|6-4|

|2|

2

hope helpful ~

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