$7^4-5^4$
$41^2-72+55$
$600\left(\frac{480}{1}\right)\left(\frac{60}{60}\right)$
$-52=-3x+2$
$3\left(2x^2-4x-7\right)$
$x2+15x+17=0$
$4^a\cos\left(4x+\frac{\pi a+\pi}{2}\right)$
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