Algebra question (awarding best answer)?
回答 (1)
2017-09-06 5:34 pm
✔ 最佳答案
x = 84/85 , y = 13/85cot θ
= x / y
= (84/85) / (13/85)
= 84/13 ..... Ans
收錄日期: 2021-05-02 14:13:39
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20170906024805AA2KZr9