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Answered

What is the value of the x-coordinate of the vertex of the function shown
below?
f(x) = (x+6)(x - 2)

Answer :

The answer is x=-2

As you could see, this is a factored function.

The un-factored version is x^2+4x-12

-b/2a=x

-4/2=-2= x of vertex

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