What is h(x) = 7 + 10x + x2 written in vertex form?

Question

asked Jul 27, 2021 229k views

2 Answers

SowlM · Answer 1 · 2021-08-01T03:57:41+0000

Answer:

h(x) = (x + 5)² − 18

Explanation:

h(x) = 7 + 10x + x²

h(x) = x² + 10x + 7

Complete the square. (10/2)² = 25, so:

h(x) = x² + 10x + 25 − 18

h(x) = (x + 5)² − 18