What is the functions average rate of change on the interval {x|9≤x≤12? M=?​

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8

the answer is 21%.

the correct answer would be:

220 centimeters

to get this you can use the pythagorean theorem

hope this

step-by-step explanation:

choose (5, 1.5) and (-1.5,-3.5)

step-by-step explanation:

5 - 1.5 =3.5

-1.5 - (-3.5) = 2

3.5 + 2 =5.5

hope this !