^係咩意思?

2007-01-10 4:16 am
數學符號....

120 = 2^3×3×5

回答 (4)

2007-01-10 4:19 am
✔ 最佳答案
次方...

2007-01-09 20:23:43 補充:
a的b次方寫法係a右上角加個細既b但係E度未到大學級唔比用HTML所以咪打唔到囉HTML有樣野叫上標(好似係咁叫)咁先打得冇HTML我地就用a^b代替"a的b次方"用"^"係因為佢指住上面令人一眼睇落就知

2007-01-09 20:28:04 補充:
你果條式:120 = 2^3×3×5入面既 2^3 即係2的3次方(8)都係得咁樣先解得通120 = 2^3×3×5120 = 8×3×5120 = 120
參考: me
2007-01-10 5:06 am
120=2的3次方x3x5
=8x3x5
=24x5
=120
^即是‘次方’。
2007-01-10 4:25 am
120=2的3次方x3x5
=8x3x5
therefore, ^即是‘次方’。
2007-01-10 4:24 am
應該是?的?次方,因為:
2^3x3x5
=2x2x2x3x5
=8x3x5
=24x5
=120


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