Question

G(n) = n2 − 20n + 95 Rewrite the function in vertex form by completing the square. Show your work.

Answer 1

y = n^2 - 20n + 95
y - 95 = n^2 - 20n
y - 95 + 100 = n^2 - 20n + 100
y + 5 = (n - 10)^2
y = (n - 10)^2 - 5


answer is : G(n) = (n-10)^2 - 5