$4x^4+32x^2+64$
$\frac{\sin\left(x\right)}{1+\cos\left(x\right)}+\frac{1+\:\cos\left(x\right)}{\sin\left(x\right)}=2\csc\left(x\right)$
$sin\frac{3}{4}x-1=0$
$7\left(x+7\right)x=2$
$3x^3+7x^2-9x-x^3+3x^2+6x$
$1-5-6$
$32x^2+36x-18$
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