Question

Question #97607

Answer 1

`sinx*(tanx)^2/[(tanx)^2+1)=(sinx)^3`

Explanation:

`sinx*(tanx)^2/[(tanx)^2+1)`

=`sinx*(tanx)^2/(secx)^2`

=`sinx*(tanx/secx)^2`

=`sinx*(sinx)^2`

=`(sinx)^3`