Given the function g(x)=-x^2+6x+12g(x)=−x
2
+6x+12, determine the average rate of change of the function over the interval -3\le x \le 5−3≤x≤5.

Answers

Answer 1

Answer:

4

Step-by-step explanation:

edge

Answer 2

The average rate of the function is 4.

What is average rate of function?

The average rate of change of a function f(x) over an interval [a, b] is defined as the ratio of "change in the function values" to the "change in the endpoints of the interval". i.e., the average rate of change can be calculated using [f(b) - f(a)] / (b - a). In other words, the average rate of change (which is denoted by A(x)) is the "ratio of change in outputs to change in inputs". i.e.,

A(x) = (change in outputs) / (change in inputs)

= Δy / Δx

= [f(b) - f(a)] / (b - a)

given function:

f(x) = -x² + 6x + 12

Now,

let a= -3, b = 5

and, f(b)= -(5*5) + 6*5 + 12

 =-25+ 30 +12

 = 17

f(a) = -(- 3 * (-3))+6(-3) +12

  = -9-18+12

  = -15

Now,

f(b)- f(a) / (b-a)

=17 -(-15))/5-(-3)

=32/ 8

=4

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Related Questions

if a=1/8 and c=4, find b

Answers

Answer:

A=1\8

c=4

then b=2

i am only do this by getting fun and do for help other

The value of [b] if a = 1/8 and c = 4 will be 33/16.

What is the mean of two numbers?

The mean of two numbers [a] and [b] is -

[M] = (a + b)/2

Given is that a = 1/8 and c = 4.

We have the following values -

a = 1/8

c = 4

Therefore, we can write the value of [b] as -

b= (1/8 + 4)/2

b = (33/8)/2

b = 33/8 x 1/2

b = 33/16

Therefore, the value of [b] if a = 1/8 and c = 4 will be 33/16.

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easy 8th grade math please help

Answers

Answer:

25x<25x

Step-by-step explanation:

i think its that

Answer:

1 ≤ x

Step-by-step explanation:

20 + 5x [tex]\leq[/tex] 5(1 + 4x)

20+ 5x ≤  5 + 20x

      -5x           -5x

20 ≤ 5 + 15x

-5     -5

15 ≤ 15x

÷15   ÷15

1 ≤ x

This is 1.5 Finding the missing Angle Relationship. Can someone help me or correction, (DO) lol Problems 1-10. :) thank you. ​

Answers

brbshshsbsbdndmdibsbsnsidjnsbsisns sjsnd d. shane be

PLEASE HELP ME i will give points

Answers

Answer:

40 degrees

Step-by-step explanation:

There are parallel lines and a transversal. That means that angle a and b are congruent due to corresponding angles theorem.

5x-5=3x+13

Move the variables on one side and numbers on the other. 2x=18

Finally, x=9 And then after you plug it in, your final answer for angle b is 40 degrees.

Answer:

Step-by-step explanation:

Well both angles are the same because the lines are parallel and then there is a line going through them so <A = <B   meaning

5x-5=3x+13 and then you solve

5x - 3x = 13 + 5

2x = 18

x = 9

Of the 650 students at Westmoreland Junior High, 4% will receive a perfect attendance award. How many students will receive the award? *

Answers

Answer:

It would be 26

Step-by-step explanation:

Hope this helps

Evaluate x2+8x+5 when x=−2.

Answers

Answer:

25

Step-by-step explanation:

Hope This Helps!

Plz Mark Brailiest!

you substitute the value of the variable into the equation and simplify so i think the answer is -7

hope this helps :)

Solve 2(x + 1) = 2x + 2. (1 point)

Answers

[tex]\huge\green{Answer}[/tex]

infinite solutions

Explanation:

note that

2(x+1)=2x+2

⇒2x+2=2x+2

since both sides of the equation are equal then any value

of x is a solution to the equation

⇒ there are an infinite number of solutions

Answer:

true

Step-by-step explanation:

2(x + 1) = 2x + 2

2x + 2 = 2x + 2

0 = 0

I need help 0ls respond ​

Answers

Hi what’s your question

Angad was thinking of a number. Angad doubles it and gets an answer of 46.8.
What was the original number?

Answers

23.4. Doubling is twice the amount. So dividing 46.8 by 2 will give you the original number

The figures are similar. Find the missing length

Answers

Answer:

4.5 feet, or is there is 5 feet as an option, then 5 feet.

Step-by-step explanation:

ya just subtract

Find the slope of the following line containing the following points (4,5) and (11,33)

Answers

The answer would be 4. You use the equation y2-y1/x2-x1 so you would have 33-5/11-4 which would equal 28/7which reduces to 4

Hope this helps.

What property is 4(x+5)=(x+5)4

Answers

Answer:

Distributive propery

we are going to paint the walls in our living room. two walls measure 22 feet by 9 feet and two walls measure 26 feet by 9 ft what is the total wall area that will be painted if a gallon of paint cover 144 square feet how many gallons will we need

Answers

Answer:

You will need 3 gallons and the total square feet is 432.

Step-by-step explanation:

I hope this helps. Have a good day!


7. Tristan has $400 in his checking account at the
beginning of August. He wants to have at least $150 in
account by the end of the year. He withdraws $15 each
week for his own use. Write an inequality representing
the scenario. BONUS: How many weeks can Tristan
withdraw money from his account?
6
A. 400 - 15x 2150
C. 400 - 15x > 150
B. 400 - 152 s 150
D. 400 - 15x< 150

Answers

Answer:

C

Step-by-step explanation:

HELP PLEASE!!!!!! FASTS!!!!! THANK YOU PLEASE AND THANK YOU KUCH APPRECIATED

Answers

B 1/2

Step-by-step explanation:

Rewrite as a simplified fraction.
\large{0.7\overline{8} = {?}}0.7
8
=?
was is 0.788888 8 is the number that is recoring HELP ME

Answers

0.78 can be written as the fraction 71/90 after simplifying by dividing both the numerator and denominator by the greatest common divisor, which is 0.1.

To rewrite the repeating decimal 0.78 as a simplified fraction, we can use the concept of geometric series.

Let x = 0.78

Multiply both sides by 10 to shift the decimal point:

10x = 7.88

Subtract the original equation from the multiplied equation to eliminate the repeating part:

10x - x = 7.88 - 0.78

This simplifies to:

9x = 7.1

Now, divide both sides of the equation by 9 to isolate x:

x = 7.1/9

To express the fraction in simplest form, we can find the greatest common divisor (GCD) of the numerator and denominator, and then divide both by the GCD:

GCD(7.1, 9) = 0.1

Dividing both the numerator and denominator by 0.1 yields:

7.1/9 ÷ 0.1/0.1 = 71/90

Therefore, the repeating decimal 0.78 is equivalent to the simplified fraction 71/90.

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ANSWER ASAPPPP ‼️‼️‼️
ANSWER PICTURE!!!!!!!

Answers

Answer:

1/2

Step-by-step explanation:

see attached picture.

simplify.show work
30-2(3²+6)


thanks

Answers

Answer:

30−2(32+6)

=30−2(9+6)

=30−(2)(15)

=30−30

=0

Prove that the value of the expression is not divisible by 6 for any whole n:
(2n+1)(n+5)–2(n+3)–(5n+13).

Answers

Answer:

Step-by-step explanation:

(2n+1)(n+5) - 2(n+3) - (5n+13) = 2n² + 4n - 14 (*)

+) if n is divisible by 3 ⇒ n= 3k ⇒ (*)⇔ 2.9k² + 4.9k -14

2.9k² + 4.9k = 3( 2.3k² +4.3k) ║ 3 but  14∦3

⇒ with n =3k, (*)∦ 3 (1)

+) if n = 3k + m (m∦ 3)

⇒ (*) ⇔ 2.(3k+m)² + 4.(3k+m) -14 = 2.9k² + 2.3k.m + 2m² + 4.3k + 4m -14

= 3(2.3k² + 2.km + 4k) +2m² + 4m -14

3(2.3k² + 2km + 4k)║3 but (2m²+4m-14)∦3

⇒ with n = 3k+m, (*) ∦ 3 (2)

(1)(2)⇒ [(2n+1)(n + 5) - 2(n+3) - (5n+13)] ∦ 3

⇒ (2n+1)(n+5)–2(n+3)–(5n+13)   is not divisible by 6 for any whole n

║is divisible∦ is not divisible

8+6x-5x+2+2x=12 whats x ?

Answers

Answer:

The answer is 1

Step-by-step explanation:

combine like terms!

[tex]8+6x-5x+2+2x=12\\8+2+6x-5x+2x=12\\10+6x-5x+2x=12\\10+x+2x=12\\10+2x=12\\2x=2\\x=1[/tex]

hope this helps!!

B. Between what 2 integers the square root of the numbers can be found.
1. 23 2. 113 3. 339 4. 640 5. 75​

Answers

3737383747374373737373737373

18ac - 12a - 15c + 10

Answers

Answer:

[tex]\left(3c-2\right)\left(6a-5\right)[/tex]

Step-by-step explanation:

[tex]18ac - 12a - 15c + 10\\\\=\left(18ac-12a\right)+\left(-15c+10\right)\\\\\mathrm{Factor\:out\:}-5\mathrm{\:from\:}-15c+10\mathrm{:\quad }-5\left(3c-2\right)\\\\\mathrm{Factor\:out\:}6a\mathrm{\:from\:}18ac-12a\mathrm{:\quad }6a\left(3c-2\right)\\\\=-5\left(3c-2\right)+6a\left(3c-2\right)\\\\\mathrm{Factor\:out\:common\:term\:}3c-2\\\\=\left(3c-2\right)\left(6a-5\right)[/tex]

(3c-2)(6a-5)

Explain

18ac-12a-15c+10

(18ac-12a)+(-15c+10)

Factor out -5 from-15c+10: -5(3c-2)

Factor out 6a from 18ac-12a: 6a(3c-2)

= -5(3c-2)+6a(3c-2)

Factor out common terms 3c-2

(3c-2)(6a-5)

:) Hope you enjoy :)

Write the expression below in standard form.

8h - 3(4 + 5h)

Answers

8h - 3(4 +5h)
= 8h - 12 + -15h is the answer, I think.

Answer:

Distributed: 8h - 12 + 15hSimplified: 23h - 12

Step-by-step explanation:

Apply the distributed property: 8h - 12 + 15hCombine like terms: 23h - 12

I hope this helps!

richard is walking around his neighborhood. if he walks 1/3 mile in 1/6 hour, how fast is richard walking, in miles per hour?

Answers

Answer:

2 miles per hours

Step-by-step explanation:

You divide 1/3 mile by 1/6 hour

Use the reciprocal.

1/3 x 6/1 = 2/1

Simplify

2/1 = 2

You can also solve it this way:

If 1/6 hour is 10 minutes, and it takes 10 minutes to walk 1/3 a mile, then it would take 30 minutes to walk a mile.

30 x 2 = 60

Either way, Richard walks 2 miles per hour.

Richard is walking at an average speed of 2 miles per hour which is the correct answer would be option (B).

What is Average speed?

Average speed is defined as the ratio of the total distance traveled by a body to the total time taken for the body to reach its destination.

To determine how fast is Richard walking, in miles per hour

We have to calculate the average speed which is the ratio of the total distance traveled by a body to the total time

Total distance traveled by Richard = 1/3 mile

The total time taken = 1/6 hour

Average speed = the total distance / the total time

Average speed = (1/3) / (1/6)

Reciprocal the denominator term, and we get

Average speed = (1/3) × 6

Average speed = 2 miles per hour

Therefore, he is at an average speed of 2 miles per hour

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Put the following numbers in order (from
largest to smallest):
-55.5, -12.2, -12, -55

Answers

Answer:

-12.2, -12, -55.5 and -55

Answer:

Hey mate......

This is ur answer......

-55.5< -55< -12.2< -12

hope it helps,

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Solve for z -7z/35=3

Answers

Answer:

Z= [tex]-\frac{3}{245}[/tex]

Step-by-step explanation:

Find x, y, and z such that x³+y³+z³=k, for each k from 1 to 100.​

Answers

Answer:

x3+y3+z3=k  with k is integer from 1 to 100

solution x=0 , y=0 and z=1 and k= 1

For K= 1 , we have the following solutions (x,y,x) = (1,0,0) ; or (0,1,0) ; or (0,0,1) ,

For k =1 also (9,-8,-6) or (9,-6,-8) or (-8,-6,9) or (-8,9,-6) or (-6,-8,9) or (-6,9,8)

And (-1,1,1) or (1,-1,1)

=>(x+y)3−3x2−3xy2+z3=k

=>(x+y+z)3−3(x+y)2.z−3(x+y).z2=k

=>(x+y+z)3−3(x+y)z[(x+y)−3z]=k

lety=αand z=β

=>x3=−α3−β3+k

For k= 2 we have (x,y,z) = (1,1,0) or (1,0,1) or (0,1,1)

Also for (x,y,z) = (7,-6,-5) or (7,-6,-5) or (-6,-5,7) or (-6,7,-5) or (-5,-6,7) or (-5,7,-6)

For k= 3 we have 1 solution : (x,y,z) = (1,1,1)

For k= 10 , we have the solutions (x,y,z) = (1,1,2) or (1,2,1) or (2,1,1)

For k= 9 we have the solutions (x,y,z) = (1,0,2) or (1,2,0) or (0,1,2) or (0,2,1) or (2,0,1) or (2,1,0)

For k= 8 we have (x,y,z) = ( 0,0,2) or (2,0,0) or (0,2,0)

For k= 17 => (x,y,z) = (1,2,2) or (2,1,2) or ( 2,2,1)

For k = 24 we have (x,y,z) = (2,2,2)

For k= 27 => (x,y,z) = (0,0,3) or (3,0,0) or (0,3,0)

for k= 28 => (x,y,z) = (1,0,3) or (1,3,0) or (1,3,0) or (1,0,3) or (3,0,1) or (3,1,0)

For k=29 => (x,y,z) = (1,1,3) or (1,3,1) or (3,1,1)

For k = 35 we have (x,y,z) = (0,2,3) or (0,3,2) or (3,0,2) or (3,2,0) or 2,0,3) or (2,3,0)

For k =36

we have also solution : x=1,y=2andz=3=>

13+23+33=1+8+27=36 with k= 36 , we have the following

we Have : (x, y,z) = (1, 2, 3) ; (3,2,1); (1,3,2) ; (2,1,3) ; (2,3,1), and (3,1,2)

For k= 43 we have (x,y,z) = (2,2,3) or (2,3,2) or (3,2,2)

For k = 44 we have ( 8,-7,-5) or (8,-5,-7) or (-5,-7,8) or ( -5,8,-7) or (-7,-5,8) or (-7,8,-5)

For k =54 => (x,y,z) = (13,-11,-7) ,

for k = 55 => (x,y,z) = (1,3,3) or (3,1,3) or (3,1,1)

and (x,y,z) = (10,-9,-6) or (10,-6,-9) or ( -6,10,-9) or (-6,-9,10) or (-9,10,-6) or (-9,-6,10)

For k = 62 => (x,y,z) = (3,3,2) or (2,3,3) or (3,2,3)

For k =64 => (x,y,z) = (0,0,4) or (0,4,0) or (4,0,0)

For k= 65 => (x,y,z) = (1,0,4) or (1,4,0) or (0,1,4) or (0,4,1) or (4,1,0) or (4,0,1)

For k= 66 => (x,y,z) = (1,1,4) or (1,4,1) or (4,1,1)

For k = 73 => (x,y,z) = (1,2,4) or (1,4,2) or (2,1,4) or (2,4,1) or (4,1,2) or (4,2,1)

For k= 80=> (x,y,z)= (2,2,4) or (2,4,2) or (4,2,2)

For k = 81 => (x,y,z) = (3,3,3)

For k = 90 => (x,y,z) = (11,-9,-6) or (11,-6,-9) or (-9,11,-6) or (-9,-6,11) or (-6,-9,11) or (-6,11,-9)

k = 99 => (x,y,z) = (4,3,2) or (4,2,3) or (2,3,4) or (2,4,3) or ( 3,2,4 ) or (3,4,2)

(x,y,z) = (5,-3,1) or (5,1,-3) or (-3,5,1) or (-3,1,5) or (1,-3,5) or (1,5,-3)

=> 5^3 + (-3)^3 +1 = 125 -27 +1 = 99 => for k = 99

For K = 92

6^3 + (-5)^3 +1 = 216 -125 +1 = 92

8^3 +(-7)^3

Step-by-step explanation:

wut is the soulotion to this eqation2x+10=28

Answers

Answer:

x=9

Step-by-step explanation:

Step 1: Subtract 10 from both sides.

2x+10−10=28−10

2x=18

Step 2: Divide both sides by 2.

2x /2  =  18 /2

X=9 because 9 times 2= 18+10=28

you pay a processing fee and a daily fee to rent a beach house. the table shows the total cost of renting the beach house for different numbers of days.

a) what is the processing fee? the daily fee?

b) you can spend no more than $1200 on the beach house rental. what is the maximum number of days you can rent the beach house?​

Answers

Answer:

a) The daily fee is $102

The processing fee is $42

b) The maximum number of days the beach house can be rented with no more than $1,200 is (by rounding down) 11 days

Step-by-step explanation:

The data given in the table are as follows;

Number of days (t)  [tex]{}[/tex]                       Total cost, T (dollars)

2               [tex]{}[/tex]                                       246

4   [tex]{}[/tex]                                                   450

6  [tex]{}[/tex]                                                    654

8   [tex]{}[/tex]                                                   858

Whereby, we have that the processing fee is P, and the daily fee is D, we can write;

Total cost, T = D × t + P

From the table, we have;

When t = 2 days and T = $246, the above equation for total cost becomes;

$246 = D × 2 + P = 2·D + P

246 = 2·D + P.....(1)

Similarly, when t = 6 days, and T = $654, we have;

$654 = D × 6 + P = 6·D + P

654 = 6·D + P.....(2)

Subtracting equation (1) from equation (2) gives;

654 - 246 = 6·D + P - (2·D + P)

408 = 4·D

D = 408/4 = 102

The daily fee, D = $102

From equation (1), we have;

246 = 2·D + P = 2 × 102 + p

p = 246 - 2 × 102 = 42

P = $42

The processing fee, P = $42

b) Given that the maximum amount available (total amount) for spending on the beach house rental = $1200, we have;

T = D × t + P

Where, D = $102 and P = $42 are constants and T = $1,200, we have;

1,200 = 102 × t + 42

t = (1200 - 42)/102 ≈ 11.35 days

Given that we can only rent the beach house for a whole number of days, the number of days the beach house can be rented is therefore, by rounding down, t = 11 days.

a) D = $102

   P = $42

b) t = 11 days

Step-by-step explanation:

Given :

Data in the table -

Days (t)                    Total cost (dollors) (T)

 2                                        246

 4                                        450

 6                                        654

 8                                        858

Calculation :

a) Let the total processing fee is P and the daily fee is D.Now,

[tex]\rm T = D \times t + P[/tex]     ------------  (1)

Now, from the table we have ,

When t = 2 days and T = $246 than equation (1) becomes  

[tex]\rm 246 = D\times 2+ P = 2D + P[/tex]  

246 = 2D + P   ------- (2)  

Similarly, when t = 6 days, and T = $654, then equation (1) becomes  

[tex]\rm 654 = D\times 6+ P = 6D + P[/tex]  

654 = 6D + P   --------- (3)  

Subtracting equation (2) from equation (3) ,  

654 - 246 = 6D + P - (2·D + P)  

408 = 4D  

D =  $102    

From equation (2),  

246 = 2·D + P = 2 × 102 + p  

p = 246 - 2 × 102 = 42  

P = $42    

b) Given:

The maximum amount available for spending on the beach house rental = $1200

 Now,

[tex]\rm T= D\times t + P[/tex]  

Where, D = $102 and P = $42 are constants and T = $1,200,  

1200 = 102t + 42  

t = 11.35 days  

Given that we can only rent the beach house for a whole number of days. therefore, the number of days the beach house can be rented is, t = 11 days.

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In this graph, the y-intercept of the line is The equation of the line is y =​

Answers

where is the graph? it doesn’t show a graph.
Other Questions
The picture shows fruit produced by two parents and fruitproduced by one of their offspring.Which of these best describes this inheritance pattern?O codominance because he fruit color of the offspring isan intermediate form of the parents' fruit colorO codominance because both parents' colors areexpressed in the offspringO incomplete dominance because both parents' colorsare both visible in the offspringO incomplete dominance because the fruit color of theoffspring is an intermediate form of the parents' fruitcolor The author says the goblin shark's snout helps it find food. What evidence is offered as support?OA.The snout gives off electric signals.OB.The snout helps it smell nearby sea animals.OC. The snout looks like a metal detector.OD. The snout has sensors that detect sea animals. I WILL MARK BRAINLIEST!Why does an autopsy include an examination of all the body systems and not just the suspected cause of death? For example, if a victim has massive head trauma from an automobile accident, why is a complete autopsy performed, including a toxicology report? I NEED HELP PLEASE !!! The difference of two numbers is 12 while their product is 45. Find allsuch numbers morgan worked 39.5 hours one week, 40.75 hours the next week. if morgan receives $8.71 per hour wages, plus 1.5 times their base pay for all hours 40 hours a week, what is Morgan's Gross pay the the two weeks What conclusion can the reader draw from this excerptabout the speaker's viewpoint of Mrs. Long?O She felt that Mrs. Long was the only one whounderstood her.O She believed that Mrs. Long wanted to travel asmuch as she did.O She considered Mrs. Long to be both a guide and amentor.O She wished that Mrs. Long would share more storiesabout the world. Who was the first man to sign the Declaration of Independence? Which of the original thirteen states refused to attend the Constitutional Convention?VirginiaNorth CarolinaRhode IslandNew York 1) Refer to the relation below to answer the following questions:(a) What is the domain of the relation?(b) What is the range of the relation?{(-1,7),(0,5),(2,5),(5,6)} What was a cause of the American Revolutionary War? Which statement is supported by Kepler's laws?O The closer a planet is to the Sun, the faster it moves.O The farther a planet is from the Sun, the faster it moves.O As a planet moves away from the Sun, its gravitational force increases.O As a planet moves away from the Sun, its gravitational force remains the same. 2. Why do you think that the majority of the members of the "Sons of Liberty" were madeup of merchants and tradesmen like Samuel Adams, John Hancock, and Paul Revere? Read the excerpt from "The Storyteller."A dissentient opinion came from the aunt.A most improper story to tell to young children! You have undermined the effect of years of careful teaching.Which statement best explains the aunt's reaction to the bachelor in the excerpt? BRAINLIEST ANSWER!!During the summer, you work 30 hours per week at the gas station and earn $8.75 per hour. You also work as a landscaper for $11 per hour and can work as many hours as you want. You want to earn a total of $400 per week. How many hours, t, must you work as a landscaper?Identify an equation that can be used to answer the question.A) 30t=400-8.75(11)B) 8.75+11+400=30+tC) 8.75t+11t=400D) 30(8.75)+11t=400Solve the equation to find the number of hours you must work as a landscaper.You must work ___ hours as a landscaper. what is -37.27+(-13.2) ________________________ Which of the following does not lead to an increase in phytoplankton reproduction?a.increased nutrient availabilityb.increased sunlightc.increased oxygen levelsd.increased levels of carbon dioxidePlease select the best answer from the choices providedABCD 5z-8=-28 solve for x where is DNA found?