Question

Найдите производную y=3^4+2/x^3

Answer 1

Y`=-6/x^4
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Answer 2

$y=3^4+ \frac{2}{x^3} =81+ 2x^{-3}$
$y'=(81+ 2x^{-3})'=(81)'+( 2x^{-3} )'=0+(-3*2* x^{-4})=-6* \frac{1}{x^4} =- \frac{6}{x^4}$