Help with standard to vertex form- need help ASAP thanks in advance!

Question

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I need to convert the following equation into vertex form

f(x)= x²+4x+3

Please help ASAP thanks!

CubeyThePenguin · Answer 1 · 2021-02-24T06:43:25

We can complete the square.

$x^2 + 4x + 3 = (x^2 + 4x + 4) - 1$

$\boxed{(x+2)^2 - 1}$