Question

найдите производную функции y= sin( 4-5/6x)

Answer 1

$y=sin(4- \frac{5}{6} x)\\ y'=cos(4- \frac{5}{6} x)*(- \frac{5}{6})$

Answer 2

$y=sin(4- \frac{5}{6}x)$
⇒$y'=- \frac{5}{6}cos(4- \frac{5}{6}x)$