Answer:
A
Step-by-step explanation:
(f(-3+h)-f(-3))/h=(5(-3+h)^2-5(-3)^2)/h=(5*(-3+h-3)(-3+h+3))/h=-30*h/h=-30
D= it's is true because ox equals 3*2x
Answer: 2x^2+8x+1
5x+3x=8x
Answer
It looks like this I believe.
Also you didn't show any picture
64 - 125 = - 5³ = ( 2² )³ - ( 5 )³ = ( 4 )³ - ( 5 )³