Найдите производную а) 1+4sin(5x-pi/3)
b) 5+8cos(2x+pi/7)

a)y' = 4cos(5x - π/3)• 5 = 20cos(5x + π/3)

б)y' = -8sin(2x + π/7) • 2 = -16sin(2x + π/7)