$e^5=y$
$\left(5y^2-8y\right)^2$
$\left(9x+5\right)^3$
$9\tan\:\left(x\right)\cdot\:\left(1-\cos\:^2\left(x\right)\right)-8\sin\:\left(2x\right)=0$
$\left(2x^2-4\right)^4$
$-0.23\cdot4^3+1.84\cdot4^2-20.71\cdot4+40$
$\left(3w+7\right)^2$
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