How would I change this into vertex form? Steps please

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asked Nov 4, 2020 24.1k views

1 Answer

Shimi Bandiel · Answer 1 · 2020-11-08T10:27:40+0000

P(x) = x^2 + 4x
y = x^2 + 4x
use the formula (b/2)^2 to find the new c value
(4/2)^2 = 4
add 4 to both sides
y + 4= x^2 + 4x + 4
y + 4= (x+2)^2

y= (x+2)^2 - 4

How would I change this into vertex form? Steps please

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