怎麽拆次方和括號..急要----

2006-11-25 4:58 am

(4a^3)^2
*************4a的3次方括號...2次方

怎麽做..<<+_+>>

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回答 (3)

2006-11-25 5:15 am

✔ 最佳答案

（４ａ︿３）︿２
＝（４︿２）（ａ︿３︿２）
＝１６ａ︿６

2006-11-24 21:20:52 補充：
ｓｏｒｒｙ．．（４ａ︿３）︿２＝（４︿２）（ａ︿３︿２）＝１６ａ︿５

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2006-11-25 5:24 am

唔使咁驚...
(4a^3)^2
=4^2(a^3)^2
=16a^6

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2006-11-25 5:22 am

(4a^3)^2
=(4a^3)(4a^3)
=(4ax4ax4a)(4ax4ax4a)
=(64a^3)(64a^3)
=4096a^6//

參考: By myself...I am sorry to tell you that I do not know whether it is correct or not because I am only a student~ (=.=)

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