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OpenStudy (anonymous):
Find the following value for the function given that f(x)= -x^2 +3x -5 f(2x)
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OpenStudy (anonymous):
replace x with 2x everywhere you see x, simplify
OpenStudy (anonymous):
i got -2x^2+6x-10 but thats not the right answer
OpenStudy (anonymous):
should be :-4x^2...
OpenStudy (anonymous):
f(2x)=-4x^2 +6x-5
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