Answer:
PD is the answer
Step-by-step explanation:
(PA) (PC) = (PB) (PD)
Find 28/70 and then mult. the result by 100%.
Using a calculator, 28/70 = 0.4. Multiplying this result by 100%, we get 40%.
ANSWER
The new equation is:

EXPLANATION
The given parabola has equation,

This is the parent function.
When we reflect this parabola in the x-axis and then scaled vertically by a factor of 1/8.
The new equation becomes:
