$4x^2+3x+-1$
$\left(4c+1\right)\left(4c-1\right)$
$\:\left(sin2x+cos2x\right)^2=1+sin4x$
$\left(+22\right)\:-\:\left(-15\right)$
$\left(y-11z^3\right)^2$
$\frac{d^2}{dx^2}\left(2xsec\left(2x-1\right)\right)$
$2x-14=-26$
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