$\left(1+\sin\left(x\right)\right)\left(1-\sin\left(x\right)\right)=\left(\cos\right)^2x$
$9x^3y^2zw\:para\:x=0,z=2,w=2$
$2\cdot64$
$6xz^4+3x+2x^3z^2-5xz$
$m\left(t\right)=\:\left(t^2-5x+3\right)^{\frac{-2}{3}}$
$\left(8a-2b^2\right)^3$
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