2018-09-03

作者: wizare | 来源:发表于2018-09-03 20:44 被阅读0次

00: $\begin{bmatrix}1&x&x^2\1&y&y^2\1&z&z^2\\end{bmatrix}$ 01: $e^{i\pi}+1=0$ 02: $C_n^k=\frac{n(n-1)\ldots(n-k+1)}{k!}$ 03: $\begin{align}\sqrt{37}&=\sqrt{\frac{73^2-1}{12^2}}\&=\sqrt{\frac{73^2}{12^2}\cdot\frac{73^2-1}{73^2}}\&=\sqrt{\frac{73^2}{12^2}}\sqrt{\frac{73^2-1}{73^2}}\&=\frac{73}{12}\sqrt{1-\frac{1}{73^2}}\&\approx\frac{73}{12}\left(1-\frac{1}{2\cdot73^2}\right)\end{align}$ 04: $\begin{array}{c|lcr}n&\text{Left}&\text{Center}&\text{Right}\\hline1&0.24&1&125\2&-1&189&-8\3&-20&2000&1+10i\\end{array}$ 05: $\mathbb{N,Z,Q,R,C}$ 06: $\left{\begin{array}{ll}a_1x+b_1y+c_1z&=d_1+e_1\a_2x+b_2y&=d_2\a_3x+b_3y+c_3z&=d_3\end{array}\right.$

07: ![][07]

[07]: http://latex.codecogs.com/svg.latex?f\left(\left[\frac{1+\left{x,y\right}}{\left(\frac{x}{y}+\frac{y}{x}\right)\left(u+1\right)}+a\right]^{3/2}\right)

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[fun]:http://latex.codecogs.com/svg.latex?f(x)=\frac{P(x)}{Q(x)}