$3\cos^2\left(a\right)+5\cos\left(a\right)=2$
$-72\:.\:\left(-1\right)$
$\tan\left(x\right)\cdot\sec\left(x\right)=\sin\left(x\right)\cdot\sec\left(x\right)^2$
$49-a^2$
$5 t ^ { 2 } - 3 t + 2$
$x^3+y+3x^2y=y$
$\frac{29x-56}{\left(3x-7\right)\left(2x-3\right)}$
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!