Question

differentiate cosx tanx UV method ​

Answer 1

Answer:

cosxsec^2x-tanxsinx.

Step-by-step explanation:

d/dx(UV)= uv'+vu'

u=cosx, v= tanx

cosx d/dx(tanx)+tanxd/dx(cosx)

d/dx (tanx)= sec^2x

d/dx(cosx)=-sinx.