Mathmatics - simplify

2008-01-19 8:41 pm

How to simplify the following question?
[(a)(a)...(a)] / (a+a+...+a) = ?

Note:
[(a)(a)...(a)] means a times and (a+a+...+a) means a terms.

回答 (2)

[匿名]

2008-01-20 12:44 am

✔ 最佳答案

Q: How to simplify the following question?
[(a)(a).......(a)]/(a+a+.......+a) ＝ ?
Note:
[(a)(a)......(a)] means a times and (a+a+......+a) means a terms.
Sol:
[(a)(a)......(a)]/(a+a+......+a)
＝ aa/[(a)(a)]
＝ aa/a2
＝ a(a-2)
Ans: a(a-2)

參考: 數學小頭腦

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用戶3640

2008-01-19 9:09 pm

[(a)(a)...(a)] / (a+a+...+a) = a^n/na=(a^(n-1))/n

參考: me

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