Question

Найдите производные функции.
f(x)=3sin(x/3-П/2)

Answer 1

f ' (x) = 3 cos (x/3 - pi/2) (x/3 - pi/2)' = 
= 3cos (x/3 - pi/2) *1/3 = 
= cos (x/3 - pi/2)