Level:
Project ID:
1003108005
Source Problem:
Accepted:
1
Clonable:
1
Evaluate the definite integral. \[ \int\limits_{\frac{\pi}6}^{\frac{\pi}3}\left(\frac3{\cos^2x} -\frac6{\sin^2x}\right)\mathrm{d}x \]
\( -2\sqrt3 \)
\( 2\sqrt3 \)
\( 0 \)
\( 12\sqrt3 \)