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OpenStudy (anonymous):
find the maximum y-value on the graph of y=f(x) f(x) =-x^2+8x+1 the maximum y-value is y=
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OpenStudy (nincompoop):
the maximum value is the vertex of the graph when the leading coefficient is negative. you can solve that in two different ways a short cut method of (-b/2a, y) the longer but neater method is completing the square.
OpenStudy (anonymous):
im so last
OpenStudy (nincompoop):
last at what?
OpenStudy (anonymous):
all
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