$-4\left(3+x\right)>-32$
$5x^2+28x+36$
$1-\tan\left(x\right)^2=\cos\left(2x\right)\sec\left(x\right)^2$
$1-\frac{1}{2}\cdot\left(2x-3\sqrt{x}\right)\cdot\left(2x+3\sqrt{x}\right)-2\left(\frac{2}{3}-x\right)$
$-8^2+7^2+\left(-5\right)^3+10^2+\left(-3\right)^3$
$-5\left(3+4x\right)=125$
$csc\left(2x\right)=\frac{1+cot^2\left(x\right)}{2cot\left(x\right)}$
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