MATHS

2007-01-04 10:28 pm
a²+3a²+2a-a
----------------
(3a-1)
更新1:

help!我個問題好重要架!唔該help我呀!!!!

回答 (2)

2007-01-04 11:09 pm
✔ 最佳答案
do u mean (a²+3a²+2a-a)/(3a-1) ?

If yes, the answer is:
=(4a²+a)/(3a-1)
=a(4a+1)/(3a-1)
2007-01-06 3:03 am
a²+3a²+2a-a
----------------
(3a-1)

=4a²+a
----------------
(3a-1)

=a(4a-1)
----------------
(3a-1)


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