Respuesta :
Answer:
sry i thought i knew how to do it but I can't remember
Step-by-step explanation:
Answer:
(x + 5)² + 10
Step-by-step explanation:
Given
x² + 10x + 35
To complete the square
add/ subtract ( half the coefficient of the x- term)² to x² + 10x
x² + 2(5)x + 25 - 25 + 35
= (x + 5)² + 10