Answer to: Simplify the expression. \frac{\sin(x)}{\cos(x)} \cdot \cot (x) By signing up, you'll get thousands of step-by-step solutions to your...
Simplify: \;\; \dfrac{x^2+3x-18}{x^2-8x+12}\ {\Large\cdot}\ \dfrac{2x-4}{x^2-36} \, Simplify ((p^(-3/4) q^3)^(1/3)) / ((p^(-2) q^4)(p^2 q^4)^(1/2)) Simplify: \frac{27^{(\frac{-2}{3})} - 9^{( \frac{-1}{2}){27^{(\frac{-2}{3})} ...
where \delta _q(r,R)=0 if q\ge 4,r=2R, or q=16,q\ge 23,r=3R, or q\ge 7,q\ne 9,r\ge 5R,r\ne 6R. Also, \delta _q(r,R)=(2R\bmod 3)\cdot (q^{(r-3R)/R}+1) if q\ge 7,q\ne 9,r=4R,6R. The main known results for codes with even covering radius ...
22. 观察下列等式,找出规律并解答问题④4\times \frac{4}{5}=4-\frac{4}{5},\cdot \cdot \cdot \cdot \cdot
原式=\frac{1}{2}\times \left( 1+\frac{1}{3}-\frac{2}{2}+\frac{1}{2}+\frac{1}{4}-\frac{2}{3}+\frac{1}{3}+\frac{1}{5}-\frac{2}{4}+\cdot \cdot \cdot +\frac{1}{198}+\frac{1}{200}-\frac{2}{199} \right) =\frac{1}{2}\times \left( 1-\frac{...
Simplify the following rational expression: \dfrac{x^2}{x^2 - 4} \cdot \dfrac{x+1}{x+2}. Simplify the rational expression. \frac{n^2 + n}{4n} Simplify the rational expression. {x^3} + 27} \over x^2} + x - 6 Simplify the rational expression: (x^2 + x y - ...
LaTeX是一种高质量的排版格式,可以生成复杂的表格与数学公式,是当前电子与数学出版行业的事实标准。本文以Pandoc作为 LaTex 渲染引擎(一款用于标记语言文档转换的命令行工具),分门别类的总结了撰写数学公式所需要经常使用到的 LaTeX 语法,方便写作相关科技类文章时随手查阅。
\sqrt{12} \cdot \sqrt{24} Multiply and Simplify: (3 + i)(2 - i) Multiply and simplify: (x - 1)/(x^2 + 4x + 4) x (x + 2)/(x^2 + 2x - 3) Multiply and simplify. (9\sqrt{6} - 4\sqrt{10})(\sqrt{6} - 7\sqrt{10}) Multiply and simplify: (x / 3 +...
cdot \frac{19}{23} \frac{11}{14}- \frac{5}{14}= \frac{6}{14} $$$ \frac{13}{25}+ \frac{9}{25}= \frac{22}{25} \frac{7}{7}- \frac{6}{7}= \frac{1}{7} \frac{1}{6}+ \frac{4}{6}= \frac{5}{6} $$$ 1- \frac{4}{100}= \frac{96}{100} ...
21.省略乘号写出下面各式。5 a ) 6x) (1$$ a \times 5=(5a) 6 \times x=(6x) c \cdot c = ( ) x \cdot y \times 2=(1 $$22. 小马虎不小心将下面四个小数的小数点抄丢了,请你在适当的地方添上小数点,使不等式成立。$$ 3 2 9 7 > 2 9 3 7 > 7 9 . 3 2 > 9 ....