3((1−sin(x)))((x))\frac{3\left(\left(1-sin\left(x\right)\right)\right)}{\left(\left(x\right)\right)}((x))3((1−sin(x)))
limx→−1((x2−1) (x+2)x2+3x+2)\lim_{x\to-1}\left(\frac{\left(x^2-1\right)\:\left(x+2\right)}{x^2+3x+2}\right)x→−1lim(x2+3x+2(x2−1)(x+2))
289(a−b)2−36y6289\left(a-b\right)^2-36y^6289(a−b)2−36y6
4(0)−44\left(0\right)-44(0)−4
x2−30x+196x^2-30x+196x2−30x+196
−4⋅7+25:5-4\cdot7+25:5−4⋅7+25:5
x22x−x2\frac{x^2}{2x-x^2}2x−x2x2
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