$4=-4sin^2\theta\:+5$
$\frac{x}{4}=7$
$\cos\left(-x\right)+\frac{sin\left(-x\right)}{cot\left(-x\right)}$
$1+\sin\left(x\right)\:=\frac{\cos^2\left(x\right)}{1-\sin\left(x\right)}$
$\frac{8^6}{4^6}$
$\frac{8x^2+22x-21}{2x-7}$
$3\:\le8+x$
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!