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全新首創BMW iX2純電運動跑旅將純電駕馭樂趣、充足寬敞的車室空間以及引人注目的嶄新世代設計完美融為一體。 憑藉運動化而強勢狂放的外觀和優雅豪華的內裝，再加上全新首創BMW …

2016年4月12日 · 推而广之，就是高斯等人证明的代数基本定理：任何一元n次复系数多项式方程在复数域中必定有n个根。 也就是说，x^2 - i = 0必然有两个复数根，x^3 + i * x^2 - 4x + (1 - i) = …

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x^{2}-x-6=0 -x+3\gt 2x+1 ; line\:(1,\:2),\:(3,\:1) f(x)=x^3 ; prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x) \frac{d}{dx}(\frac{3x+9}{2-x}) (\sin^2(\theta))' \sin(120)

2023年5月30日 · So is it possible for us to find x so that i^x=2? Well, the answer is yes but it is not real. #ComplexNumbers #Exponentiation #ImaginaryNumbers #Mathematics …

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