F.1 Maths題,急

2011-01-25 5:22 am
3 x 2既4次
=6既4次

咁一定錯啦,但我想問錯在哪?
又要點改?
請列式,謝

回答 (3)

2011-01-25 5:33 am
✔ 最佳答案
1. 3×2 ^4
= (3)×(2×2×2×2)
=48

2. 6^4
=6×6×6×6
=1296

∴ To equalize 1 & 2, we should add a bracket in between 3×2:

(3×2)^4
=(6)^4
=1296
∴Now, 1 and 2 are balanced.
參考: My mathematics ability
2011-01-27 3:39 am
3 x 2既4次
即2既4次 x 3
先乘左4次2再乘3
3 x (2 x 2 x 2 x 2)
=3 x 16
=48
參考: me
2011-01-25 5:26 am
是不是要先計算二的四次方再x3呢?
3x16
=48


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