求解 4/sqrt{2} | Microsoft Math Solver

跳到主要内容

求值

Tick mark Image

测验

来自 Web 搜索的类似问题

https://socratic.org/questions/how-do-you-rationalize-the-denominator-and-simplify-4-sqrt2

https://socratic.org/questions/how-do-you-simplify-14-sqrt2

https://socratic.org/questions/how-do-you-simplify-4-sqrt21-thank-you-very-much-for-your-help

https://socratic.org/questions/how-do-you-rationalize-the-denominator-and-simplify-5-root3-4

https://socratic.org/questions/how-do-you-simplify-4-sqrt-5

https://socratic.org/questions/a-new-born-child-grows-at-a-rate-of-4-sqrtt-pounds-per-month-for-the-first-12-mo

共享

已复制到剪贴板

\frac{4\sqrt{2}}{\left(\sqrt{2}\right)^{2}}

通过将分子和分母乘以 \sqrt{2}，使 \frac{4}{\sqrt{2}} 的分母有理化

\frac{4\sqrt{2}}{2}

\sqrt{2} 的平方是 2。

2\sqrt{2}

4\sqrt{2} 除以 2 得 2\sqrt{2}。

示例

二次方程式