WT Cheng's answer to shell's Secondary 1 Maths Singapore question.

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WT Cheng
Wt Cheng's answer
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Hi Shally, answer as shown above.
WT Cheng
WT Cheng
4 years ago
For a number to be a perfect cube, each of its prime factor must be a multiple of 3.
shell
Shell
4 years ago
Thank you I understood!
shell
Shell
4 years ago
thank you i understood