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

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WT Cheng
Wt Cheng's answer
97 answers (Tutor Details)
1st
Hi Grey, for a number to be a perfect square, each of its prime factors must be a multiple of 2.
Grey Shades
Grey Shades
3 years ago
Thank you! This is really appreciated, i now understand the methods
WT Cheng
WT Cheng
3 years ago
You are most welcome! :)