m2−4m+5m^2-4m+5m2−4m+5
x2−14x+49=−4x^2-14x+49=-4x2−14x+49=−4
sin(b)sec(b)=tan(v)\sin\left(b\right)\sec\left(b\right)=\tan\left(v\right)sin(b)sec(b)=tan(v)
x3+2x2+mxx3+2x^2+mxx3+2x2+mx
−19x2−6x3+20x2−2x−3\frac{-19x^2-6x^3+20}{x^2-2x-3}x2−2x−3−19x2−6x3+20
(x2+3x−2)2\left(x^2+3x-2\right)^2(x2+3x−2)2
(3a+6b+3c+4)+(2b+5c+8a+1)+(3c+4b+6a−10)\left(3a+6b+3c+4\right)+\left(2b+5c+8a+1\right)+\left(3c+4b+6a-10\right)(3a+6b+3c+4)+(2b+5c+8a+1)+(3c+4b+6a−10)
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