Answer:
16
Step-by-step explanation:
The constant in a perfect square trinomial is the square of half the coefficient of the linear term.
(x +a)² = x² +2ax +a²
For 2a=-8, a=-4 and a² = 16. The constant 16 must be added:
x² -8x +16 = 7+16 . . the left side is a perfect square trinomial
(x -4)² = 23 . . . . . . . the left side is a perfect square
By definition we have that the average rate of change of the function is given by:

Substituting values we have:

Rewriting we have:
Answer:
If x represents time, the average rate of change of the function f(x) in the first two seconds is 25.
Answer:
5√7 or 15.652
Step-by-step explanation:
is the numbers (-6,5) (8-2) or is it (-6.5) because of it's -6.5 i do not understand how to get that answer (-6,5) the answer is 5√7
First, subtract 10h from 15h so the variables are on the same side. You get:
5h+30<-45
Then, you can solve the inequality like any other equation. Subtract 30 from -45:
5h<-75
Finally, divide -75 by 5 to get your answer:
h<-15
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