(2x−5)(4x+9)\left(2x-5\right)\left(4x+9\right)(2x−5)(4x+9)
(3−2i)(1+3i)\left(3-2i\right)\left(1+3i\right)(3−2i)(1+3i)
12(3x2−4+52x)−34(x−2)+53\frac{1}{2}\left(3x^2-4+\frac{5}{2}x\right)-\frac{3}{4}\left(x-2\right)+\frac{5}{3}21(3x2−4+25x)−43(x−2)+35
16x2−40x+2516x^{2-40x+25}16x2−40x+25
dvdu=−(ev+1)cos(u)ev(sin(u)+1)\frac{dv}{du}=\frac{-\left(e^v+1\right)\cos\left(u\right)}{e^v\left(\sin\left(u\right)+1\right)}dudv=ev(sin(u)+1)−(ev+1)cos(u)
21222\frac{1}{2}22212
limx,y→0,0((sinx2+y2(x2+y2)))\lim_{x,y\to0,0}\left(\left(\frac{\sin x^2+y^2}{\left(x^2+y^2\right)}\right)\right)x,y→0,0lim(((x2+y2)sinx2+y2))
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