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Mathematics 15 Online
OpenStudy (anonymous):

find the maximum y-value on the graph of y = f(x) f(x)=-x^2+6x+4 y=13?

ganeshie8 (ganeshie8):

yep, maximum/minimum value for parabola occurs at vertex. y value of vertex = f(-b/2a)

OpenStudy (anonymous):

awesome!! thank you! :)

ganeshie8 (ganeshie8):

yw :) good work !

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