put x=tan θ.
then tan θ+sec θ=t.
and sec θ-tan θ=1/t.
then u can solve it.
1 Answers
Tanumoy Bar
·2012-08-25 08:40:14
put x=tan θ.
then tan θ+sec θ=t.
and sec θ-tan θ=1/t.
then u can solve it.