$\sin^2\left(32\right)+\cos^2m=1$
$\int-\frac{1}{2}xcos\left(x\right)dx$
$\ln\left(x^2\right)=2$
$2x^2+8x-7=-2$
$x^2y'+xy=-4$
$3^2\sqrt{5}^3a^2b^4$
$\int_0^3\left(\sqrt{x+1}-1\right)^6dx$
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