$\frac{d^2}{dx^2}\left(y-40\right)$
$-13+9\cdot4-17\cdot0-7$
$f\left(x\right)=2\left(x+7\right)$
$\int\sin^2\left(x\right)+7dx$
$4\left(a-b\right)^2$
$10+m\left(12+m\right)$
$4\sqrt{7}^2\cdot7$
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