What is the vertex form of $y=x^2 +8x+15$ ?

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Answer 1 · 2016-08-04T11:26:00

The equation in vertex form is , $y=(x+4)^2-1$

The equation in vertex form is,
$y=x^2+8x+15= (x+4)^2-16+15 =(x+4)^2-1 :.$ Vertex is at $(-4,-1)$ graph{x^2+8x+15 [-10, 10, -5, 5]}[Ans]

What is the vertex form of y=x^2 +8x+15 y=x^2 +8x+15 ?