Jawabanmu

2014-02-26T22:33:54+07:00
(fog)(-5) = f(g(-5)) = f(10-2(-5)^2]) = f(10 -2(25)) = f(10-50) = f(-40)
f(-40) =  \frac{ (-5)^{2}-3(-5) }{2(-5)} =  \frac{25+15}{-10} = -3,5
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