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PLEASEE HELP Consider the quadratic function: f(x) = x2 – 8x – 9 THE VERTEX IS THE IMAGE
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PLEASEE HELP

Consider the quadratic function:
f(x) = x2 – 8x – 9
THE VERTEX IS THE IMAGE

PLEASEE HELP Consider the quadratic function: f(x) = x2 – 8x – 9 THE VERTEX IS THE-example-1
User BRPocock
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x = -b/2a = 8/2 = 4

y = 16 -8*4 -9 = 16 - 32 -9 = -25

the wertex is (4,-25)
User Darkliquid
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