# Math Help - a bit too easy calulus question

1. ## a bit too easy calulus question

how to differentiate xtantheta

2. ## Re: a bit too easy calulus question

u mean f(x) = x tan(x) ?

3. ## Re: a bit too easy calulus question

Originally Posted by jakncoke
u mean f(x) = x tan(x) ?
yes

4. ## Re: a bit too easy calulus question

Originally Posted by abdulrehmanshah
yes
Product rule with f(x) = x and g(x) = tan(x).