Since $\sec$ is the reciprocal of $\cos$, $\frac{-\tan\left(x\right)^{\left(2x-1\right)}}{\sec\left(x\right)^2}$ is equivalent to $-\cos\left(x\right)^2\tan\left(x\right)^{\left(2x-1\right)}$
Try other ways to solve this exercise
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!