Maths!!!!

2008-02-10 10:26 pm
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)

幫幫我唔該!!!

回答 (1)

2008-02-13 9:02 am
✔ 最佳答案
Solution:

圖片參考:http://hk.geocities.com/stevieg_1023/ew1.gif


圖片參考:http://hk.geocities.com/stevieg_1023/ew2.gif


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