Question

which second degree polynomial function has a leading coefficent of -1 and a root 4 with multuplicity 2?​

Answer 1

-x^2 + 8x - 16.

Explanation:

That would be -1(x - 4)^2.

= -(x^2 - 8x + 16)

= -x^2 + 8x - 16.