平方根の教科書レベル問題の演習ですです。それではどうぞ。
問題 次の根号の中の数をできるだけ小さな自然数の形で表しなさい。
例
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
![](https://mathtext.info/blog/wp-content/uploads/2020/02/1yohaku.png)
答え
(1) ![Rendered by QuickLaTeX.com 2\sqrt5](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-6b5388b1aa7114a8a1d890c64edb0c8c_l3.png)
(2)![Rendered by QuickLaTeX.com 2\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-00e994c17772e40cdf2bd7d927f4d98f_l3.png)
(3)![Rendered by QuickLaTeX.com -3\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-f78cff28c6e20f0a8cf639d4e078f70a_l3.png)
(4)![Rendered by QuickLaTeX.com 2\sqrt{11}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-984ed853c60a3b9218369d851d501198_l3.png)
(5)![Rendered by QuickLaTeX.com \dfrac{\sqrt{6}}{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-8260e9b08d937685c5cd29241e996d7d_l3.png)
(6)![Rendered by QuickLaTeX.com \dfrac{\sqrt2}{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-98b6484696c0dd1d77253e668f8f1a9e_l3.png)
(7)![Rendered by QuickLaTeX.com -\sqrt{2}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-8f0004b6753ea95e3ba3eb110ecac9ff_l3.png)
(8)![Rendered by QuickLaTeX.com 5\sqrt{5}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-a17ca4d6fd927c4aca25b2f499d846b9_l3.png)
(9)![Rendered by QuickLaTeX.com 4\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-0a5ffb1ce868d03525c67d1ea7abdd9f_l3.png)
(10)![Rendered by QuickLaTeX.com -7\sqrt{2}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-5e73b841253588a2c99a1253e87827a7_l3.png)
![Rendered by QuickLaTeX.com 2\sqrt5](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-6b5388b1aa7114a8a1d890c64edb0c8c_l3.png)
(2)
![Rendered by QuickLaTeX.com 2\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-00e994c17772e40cdf2bd7d927f4d98f_l3.png)
(3)
![Rendered by QuickLaTeX.com -3\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-f78cff28c6e20f0a8cf639d4e078f70a_l3.png)
(4)
![Rendered by QuickLaTeX.com 2\sqrt{11}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-984ed853c60a3b9218369d851d501198_l3.png)
(5)
![Rendered by QuickLaTeX.com \dfrac{\sqrt{6}}{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-8260e9b08d937685c5cd29241e996d7d_l3.png)
(6)
![Rendered by QuickLaTeX.com \dfrac{\sqrt2}{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-98b6484696c0dd1d77253e668f8f1a9e_l3.png)
(7)
![Rendered by QuickLaTeX.com -\sqrt{2}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-8f0004b6753ea95e3ba3eb110ecac9ff_l3.png)
(8)
![Rendered by QuickLaTeX.com 5\sqrt{5}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-a17ca4d6fd927c4aca25b2f499d846b9_l3.png)
(9)
![Rendered by QuickLaTeX.com 4\sqrt{3}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-0a5ffb1ce868d03525c67d1ea7abdd9f_l3.png)
(10)
![Rendered by QuickLaTeX.com -7\sqrt{2}](https://mathtext.info/blog/wp-content/ql-cache/quicklatex.com-5e73b841253588a2c99a1253e87827a7_l3.png)
平方根の教科書レベル問題の演習ですです。それではどうぞ。
問題 次の根号の中の数をできるだけ小さな自然数の形で表しなさい。
例
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)