Asked by Ande2

If y=2xCos2x-Sin2x, find dy/dx when x=π/2.

Answers

Answered by oobleck
Just use the product rule and chain rule
y=2x Cos2x-Sin2x
y' = 2cos2x - 2xsin2x*2 - 2cos2x
= -4x sin2x
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions