How do you write the Vertex form equation of the parabola #y=2x^2+10+9#?

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Answer 1 · 2017-03-21T02:57:00

#y=2(x+5/2)^2-7/2#

Assuming you meant #10color(red)(x)#, not #10#

#y=2x^2+10x+9#

#y=2[x^2+5x+9/2]#

#y=2[(x+5/2)^2-25/4+9/2]#

#y=2[(x+5/2)^2-7/4]#

#y=2(x+5/2)^2-7/2#