Question

(x³ cosx-2x tan x) by product rules

Answer 1

Answer:

3x^2 sinx + 2 sec^x)

Step-by-step explanation:

d/dx x^3 cosx - d/dx2* tanx

{3x^2(-sinx)- 2 sec^x }

-(3x^2 sinx +2 sec^2x)