derivative of y=cos(x^6)

Question

need derivative of a trig function

Answer 1

y = cos(x^6)

dy/dx = - sin(x^6)*d/dx(x^6)

dy/dx = -sin(x^6)*6x^5

dy/dx = - 6x^5*sin(x^6)

Answer 2

cos ( 6*x )

let u= ( 6*x )

sin d dx

sin 6x 6

 6sin6x

Answer 3

y=cosex

Answer 4

y=-sin(x^6)*(6x^5)