HELP!!! trigonometric functions (1 Viewer)

[joel_x10]

please differentiate xtanx for me, please!!!!!!!!!
(we haven't done the topic yet, but it is in the assesment!!)

 

[jesza]

Use the product rule

u=x v=tanx
u'=1 v'=secx2

y'=xsecx2+tanx

Thats squared by the way = x2

 

[joel_x10]

thanks so much for that!!