smde1ssherkarianari smde1ssherkarianari

21-11-2016
Mathematics

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find g'(4) given that f(4)=3 and f'(4) = -5. g(x) = f(x)/x

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Nirina7 Nirina7

24-11-2016

the answer is
g' (x) = [f(x)/x ]' = f'(x) x - f(x) / x2

g' (4) = [f(4)/4]' = f'(4) 4 - f(4) / 4² = -5x4) +5 /16= -15/16
so g' (4) = -15/16

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