4x2+28x−32=04x^2+28x-32=04x2+28x−32=0
n3>12n3>12n3>12
62+12⋅5+526^2+12\cdot5+5^262+12⋅5+52
−(2−5)+(3−7)+(−4)−(5−4)-\left(2-5\right)+\left(3-7\right)+\left(-4\right)-\left(5-4\right)−(2−5)+(3−7)+(−4)−(5−4)
dxdy=2x−xy1−x2\frac{dx}{dy}=\frac{2x-xy}{1-x^2}dydx=1−x22x−xy
3k4 x 2k3k^{4\:}\:x\:2k3k4x2k
2x−3−x=−3\sqrt{2x-3}-x=-32x−3−x=−3
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