cosx= 1−x2cosx=\:\sqrt{1-x^2}cosx=1−x2
∫15sen5xdx\int\frac{1}{5}sen5xdx∫51sen5xdx
4x+2(3x+7)−7x4x+2\left(3x+7\right)-7x4x+2(3x+7)−7x
(4a+b)2+(4a−b)2−2(8a2+b2)\left(4a+b\right)^2+\left(4a-b\right)^2-2\left(8a^2+b^2\right)(4a+b)2+(4a−b)2−2(8a2+b2)
limx→∞(3x3+2xx2+2x)\lim_{x\to\infty}\left(\frac{\sqrt{3x^3+2x}}{x^2+2x}\right)x→∞lim(x2+2x3x3+2x)
∫5x3e−2xdx\int5x^3e^{-2x}dx∫5x3e−2xdx
25 : −5 + 24 : −6 +5 x −2 +2125\::\:-5\:+\:24\::\:-6\:+5\:x\:-2\:+2125:−5+24:−6+5x−2+21
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