User:物理极客铭

0
$$

(-0.5\times

\frac{x-8}{|x-8|}

+0.5\times\frac{x-10}{|x-10|}+1)\times

((2cos(10000x)+(

\sqrt{\frac{-(-0.5\times\frac{x-3}{|x-3|}+0.5\times\frac{x-7}{|x-7|}+1)\times(-0.5\times\frac{x-8}{|x-8|}+

0.5\times\frac{x-

10}{|x-10|}+1)\times(x-1.2)^{2}+0.04}{|-(x-1.2)^{2}+0.04|}}-3.2)\times(-0.5\times(x-3)/abs(x-3)+0.5\times(x-7)/abs(x-7)+1)+(-0.5\times(x-1)/abs(x-1)+0.5\times(x-

1.4)/abs(x-1.4)+1)\times((1-(abs(x-5)-1)^2\times(-0.5\times(x-1)/abs(x-1)+0.5\times(x-1.4)/abs(x-1.4)+1)\times(-0.5\times(x-8)/abs(x-8)+0.5\times(x-10)/abs(x-10)+1))^0.5\times(cos

(10000x)+1)-2.2-arccos(1-abs(x-5)\times(-0.5\times(x-1)/abs(x-1)+0.5\times(x-1.4)/abs(x-1.4)+1)\times(-0.5\times(x-8)/abs(x-8)+0.5\times(x-10)/abs(x-10)+1))\times(cos(10000x)-

1)+pi\times cos(10000x)-pi)/2))-4\times((1+0.1\times cos(10000x)-(x-9)^2)\times(-0.5\times(x-3)/abs(x-3)+0.5\times(x-7)/abs(x-7)+1)\times(-0.5\times(x-1)/abs(x-1)+0.5\times(x-1.4)/abs(x-

1.4)+1))^0.5+4.2 $$

$$\sqrt[]{\frac{1}{a}+\frac{1}{b}}=\frac{\sqrt []{a^2b+ab^2}}{ab}$$ $$3\sqrt{2}x^{\frac{1}{2}}-x^{\frac{3}{2}}$$