Question

Найти производную функции
$f(x)=3sin( frac{x}{3} - frac{ pi }{2} )$

Answer 1

f(x) = 3Sin(x/3 - π/2) = -3Sin(π/2 - x/3) = -3Cosx/3
f'(x) =3Sinx/3 * (x/3)' = 3Sinx/3 * 1/3= Sinx/3