Algebra homework help needed on finding the max or min of a quadratic function

label Algebra
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Dec 18th, 2015

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function have maximum value

g(x)=-3x^2-30x-78

=-3[x^2-10x-26]

=-3[(x-5)^2-25-26]

=-3[(x-5)^2-51]

maximum = -3*(-51)

maximum=153

the x value=5

x=5

Please let me know if you need any clarification. I'm always happy to answer your questions.
Dec 18th, 2015

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Dec 18th, 2015
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