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Автор - katr2012

найти производную функцию:
а) у=х^7 ; б) у=5 ; в) у=6/х ; г) у=sinx+0,5√x ; д) у=cos^4x

Ответ

Автор - aastap7775

a) (x^7)' = 7x^6\b) (5)' = 0\c) (frac{6}{x})' = -frac{6}{x^2}\d) (sin(x)+0.5sqrt{x})' = cos(x) + frac{1}{4sqrt{x}}\e) (cos^4(x))' = -4cos^3(x)sin(x) = -2sin(2x)cos^2(x)

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