32x3:3x2\frac{3}{2}x^3:3x^223x3:3x2
y2+(525y)+10y^2+\left(\frac{5}{25}y\right)+10y2+(255y)+10
limx→∞ xx2−1\lim_{x\to\infty}\:\frac{x}{x^2-1}x→∞limx2−1x
(9b+12)(9b+7)\left(9b+12\right)\left(9b+7\right)(9b+12)(9b+7)
1+tan2xcscx secx=tanx\frac{1+tan^2x}{cscx\:secx}=tanxcscxsecx1+tan2x=tanx
limx→−4(1x+4−12(x+4)2)\lim_{x\to-4}\left(\frac{1}{x+4}-\frac{1}{2\left(x+4\right)^2}\right)x→−4lim(x+41−2(x+4)21)
(3+2cos2(5x−2))4\left(3+2\cos^2\left(5x-2\right)\right)^4(3+2cos2(5x−2))4
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