Question

Which of the following functions is equivalent to the one shown below?

y=2x^2-8x-10

a. y=2x(x-2)

b. y=2(x-1)(x-5)

c. y-3=2(x-1)^2

d. y=2(x+1)(x-5)

Answer 1

D?

Answer 2

ahh factoring...

Hint: 2(_ - _)(_ + _)

Answer 3

it was y=2(x+1)(x-5) for anyone who is taking the practice test or the real test