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Geometry 9 Online
OpenStudy (anonymous):

If f(x) = 5x2 − 4 and g(x) = x − 2, what is (f o g)(-3)?

Nnesha (nnesha):

f o g first you need to find g(-3) and then plug in into f(x) function f(g(-3)) so \[\huge\rm g(-3) =x-2\] replace x by -3

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