Question

Which function has a vertex at (2, –9)? f(x) = –(x – 3)2 f(x) = (x + 8)2 f(x) = (x – 5)(x + 1) f(x) = –(x – 1)(x – 5

Answer 1

Answer:

the answer is C

Step-by-step explanation:

on edgenuty i just clicked C

Answer 2

The answer is C. f(x) = (x -5)(x +1)