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F5 數學問題
2013-11-24 11:45 pm
回答 (1)
2013-11-25 12:16 am
✔ 最佳答案
3.a)x² = 5b)1/x = 10
c)2√x = 4
d)tanx + 1 = -1
5. a) k = -1
b)x = 180⁰
6. a) q = 1
b)x = -0.4 or x = -2.6
7. a) y = -1
b)x = 135⁰ or x = 315⁰
收錄日期: 2021-04-27 20:34:37
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20131124000051KK00127