y2−10y+23y^2-10y+23y2−10y+23
16x2−40x=016x^2-40x=016x2−40x=0
34⋅ 21⋅ 49−114−33^4\cdot\:21\cdot\:49^{-1}14^{-3}34⋅21⋅49−114−3
(1+tan(x)2)(1−cos(x)2)=1cot(x)2\left(1+\tan\left(x\right)^2\right)\left(1-\cos\left(x\right)^2\right)=\frac{1}{\cot\left(x\right)^2}(1+tan(x)2)(1−cos(x)2)=cot(x)21
limx→∞(4x2−2x−3x)\lim_{x\to\infty}\left(\sqrt{4x^2-2x}-3x\right)x→∞lim(4x2−2x−3x)
2csc2(x)cos2(x)2\csc^2\left(x\right)\cos^2\left(x\right)2csc2(x)cos2(x)
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