Adding and Subtracting Rational Expression~~
1. (5x/x^2-x-6) - (4/x^2+4x+4)
2. (5/x^2-36) + (9/x^2+5x-6)
3. (2x/x^2-x-2) - (5x/x^2-3x+2)
4. (3x/x^2-2x-3) - (5/x^2+4x+3)
5. (-3x/x^2-9) + (4/2x+6)
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收錄日期: 2021-04-25 17:18:39
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080210000051KK01207