Question

y=tg^2*3x.
Производная функция

Answer 1

Zadanie napicano ploxo, dymaju čto ono ect
y=tg²3x
Pocle togo ect
y´=2tg3x. 1/cos²x . 3=6tg3x/cos²x , x≠π/2+kπ, k∈Z