sin(x)+sin(x)tan2(x)csc(x)=tan(x)\frac{sin\left(x\right)+sin\left(x\right)tan^2\left(x\right)}{csc\left(x\right)}=\tan\left(x\right)csc(x)sin(x)+sin(x)tan2(x)=tan(x)
limx→∞(cosxx−1)\lim_{x\to\infty}\left(\frac{\cos x}{x-1}\right)x→∞lim(x−1cosx)
dydx=x2−1xy\frac{dy}{dx}=\frac{x^2-1}{xy}dxdy=xyx2−1
∫7x+3x2+6x−8dx\int\frac{7x+3}{x^2+6x-8}dx∫x2+6x−87x+3dx
(x−3)(x+5)(x+1)\left(x-3\right)\left(x+5\right)\left(x+1\right)(x−3)(x+5)(x+1)
a24+b49\frac{a^2}{4}+\frac{b^4}{9}4a2+9b4
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