16/√2等於咩?................急急急急急!!please help@@

👨🏻‍🏫 學術台數學

wingyan

2008-04-06 9:16 pm

16/√2等於咩?................

條式姐系咁:
http://s183.photobucket.com/albums/x50/emilyllll/?action=view&current=rationalizethedenominatorsofthefoll.jpg

help help me la..

thz!

更新1:

吾記得打條題目要點做: Rationalize the denominators of the following expressions.

回答 (5)

景興

2008-04-06 9:39 pm

✔ 最佳答案

16 / √2
=(16 / √2) x (√2/√2)
=(16 x √2)/(√2 x √2)
=16√2 / 2
=8√2

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poksheep

2008-04-06 11:22 pm

16/√2

=16√2 /2

=8√2
姐係16over√2
好easy~

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[匿名]

2008-04-06 9:58 pm

16/√2
=16/√2*√2/√2
=16√2/2

2008-04-06 13:58:56 補充：
sor要約
=8√2

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用戶7639

2008-04-06 9:34 pm

Rationalize the denominators of the following expressions

16/√2
=16√2 /2
=8√2

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[匿名]

2008-04-06 9:21 pm

16/√2
= 256/2
= 128

hope can help you la =)

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