$\left(a+2b\right)^2;a=-1,b=-1$
$x^2+y^2-10x-3y-25=0.$
$\left(1-u^2\right)^3$
$3\cdot\left(4+\left(4+5\right)\right)$
$\int\frac{\left(8+4x\right)}{\left(7+4z+z^2\right)^3}dx$
$\sin2\left(\frac{\pi}{2}\right)+\cos\left(\frac{\pi}{2}\right)$
$\int85zdz$
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