Mathematics, 19.03.2020 17:04 Jlynbodmer
Complete the square than convert to vertex form. y=2x^2+8x-9
Answers: 3
![y=2x^2+8x-9\\y=2[(x^2+4x)]-9\\y=2[(x^2+4x+4)-4]-9\\y=2[(x+2)^2-4]-9\\y=2(x+2)^2-8-9\\y=2(x+2)^2-17](/tpl/images/0554/2246/bda6b.png)
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Complete the square than convert to vertex form. y=2x^2+8x-9...
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