holywater712 holywater712

22-10-2020
Mathematics

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What is the correct equation in vertex form for x^2+4x-12=0

What is the correct equation in vertex form for x24x120 class=

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unicorn3125 unicorn3125

22-10-2020

Answer:

[tex]\boxed{(x+2)^2-16=0}[/tex]

Step-by-step explanation:

[tex]{}\quad x^2\,+\,4x\ -\ 12=0\\\\\underbrace{x^2+2\cdot x\cdot2+2^2}-2^2-12=0\\\\{}\qquad(x+2)^2\ \ -4-12=0\\\\{}\qquad(x+2)^2-16=0[/tex]

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