(3a )
括號上個d係次方
唔該....
更新1:
可唔可以許詳細d呀... 因為我係用黎做功課!!!!‵‵ 唔該曬
f.3 math問數
回答 (4)
2007-09-08 12:11 am
✔ 最佳答案
-2 -3(3a )
=(3a)^5
=1/ (3a)^5
=1/243a^5
======
你的題目是否 (3a)^ -2-5
^ =次方
唔明email問我
2007-09-07 16:13:13 補充：
-2 -3(3a )=(3a)^ -5 <---漏左負號=1/ (3a)^5=1/243a^5======
參考: ME!
2007-09-08 12:08 am
(3 ^ - 2) * (a ^ -3 )
= (1/9) * (1/a^3 ) or 1 / (9 * a^3)
= (1/9) * (1/a^3 ) or 1 / (9 * a^3)
2007-09-08 12:06 am
(-2-3)^(3a)
=-5^3a
=-5^3a
2007-09-07 11:59 pm
你想問'
3 ^ - 2 *a ^ -3 ?
^ =次方
* = 乘
答案係0.11a^ -3 =3=
3 ^ - 2 *a ^ -3 ?
^ =次方
* = 乘
答案係0.11a^ -3 =3=
收錄日期: 2021-04-29 21:44:23
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