- #1
karush
Gold Member
MHB
- 3,269
- 5
$$\int_{0 }^{\pi/2 } x\sec^2 \left({{x}^{2}}\right)\tan\left({{x}^{2}}\right)\,dx$$
Not sure where to start on this...
Except that
$$\d{}{x}\sec^{2 } \left({x^2 }\right)=\frac{4x\sin\left({{x}^{2}}\right)}{\cos^{3}\left({{x}^{2}}\right)}$$
Not sure where to start on this...
Except that
$$\d{}{x}\sec^{2 } \left({x^2 }\right)=\frac{4x\sin\left({{x}^{2}}\right)}{\cos^{3}\left({{x}^{2}}\right)}$$