Question
Differentiate y=cos^5(4x)
Answers
Bot
Using chain rule,
dy/dx = 5cos^4(4x) * (-sin(4x)) * 4
= -80cos^4(4x)sin(4x)
dy/dx = 5cos^4(4x) * (-sin(4x)) * 4
= -80cos^4(4x)sin(4x)