Chew Shao Wei's answer to Erda Koh's Secondary 1 Maths question.
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HCF: take the lowest power that occurs in both lines.
LCM: include everything, but take the number with the highest power.
LCM: include everything, but take the number with the highest power.
Date Posted:
6 years ago
For LCM, it should be 5^2 instead of 5, and 19^4 instead of 19.
Oh lord I copied the question incorrectly
Thank you very much
Thank u
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