simplify
3^1/2
--------
4- 3^1/2
maths
2007-06-02 7:27 pm
回答 (2)
2007-06-02 7:36 pm
✔ 最佳答案
3^1/2─────
4 - 3^1/2
√3
= ───
4 - √3
(4 + √3)√3
= ──────────────
(4 - √3) (4 + √3)
4√3 + 3
= ──────────
(4)² - (√3)²
4√3 + 3
= ───────
13
參考: Myself~~~
2007-06-02 7:34 pm
3^1/2
=√3
4- 3^1/2
=4 - √3
=√3
4- 3^1/2
=4 - √3
收錄日期: 2021-04-12 21:54:26
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070602000051KK01264