Question

Найти производную y= (tgx)^{3} -cos (x-5^x)

Answer 1

$y=(tgx)^3-cos(x-5^{x})\\\\y'=3tg^2x\cdot \frac{1}{cos^2x}+sin(x-5^{x})\cdot (1-5^{x}\cdot ln5)$