40+−7+33+340+-7+33+340+−7+33+3
216a33\sqrt[3]{216a^3}3216a3
x6x9\frac{x^6}{x^9}x9x6
−7x −9-7x\:-9−7x−9
xn(4)n(n+7)\frac{x^n}{\left(4\right)^n\left(\sqrt{n}+7\right)}(4)n(n+7)xn
limx→−2(x3−8x2−4)\lim_{x\to-2}\left(\frac{x^3-8}{x^2-4}\right)x→−2lim(x2−4x3−8)
dydx+4yx−10x=0\frac{dy}{dx}+\frac{4y}{x}-10x=0dxdy+x4y−10x=0
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