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1 vote
Put Y=x^2+10x+18 in vertex form

2 Answers

3 votes

Answer:

y = (x + 5)² - 7

Explanation:

Given

y = x² + 10x + 18

To obtain vertex form use the method of completing the square

add/ subtract ( half the coefficient of the x- term )² to x² + 10x

y = x² + 2(5)x + 25 - 25 + 18

= (x + 5)² - 7 ← in vertex form

User Abdelsalam Shahlol
by
4.2k points
3 votes

Answer:(-5,-7)

Explanation:

Rewrite in Vertex form and use this form to find the vertex (h,k)

User Pablo Marambio
by
4.7k points