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Secondary 1 | Maths
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Erda Koh
Erda Koh

Secondary 1 chevron_right Maths

Hi need help with this question:(

Date Posted: 6 years ago
Views: 341

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Chew Shao Wei
Chew Shao Wei's answer
26 answers (Tutor Details)
1st
HCF: take the lowest power that occurs in both lines.

LCM: include everything, but take the number with the highest power.
J
J
6 years ago
For LCM, it should be 5^2 instead of 5, and 19^4 instead of 19.
Chew Shao Wei
Chew Shao Wei
6 years ago
Oh lord I copied the question incorrectly
Erda Koh
Erda Koh
6 years ago
Thank you very much
Erda Koh
Erda Koh
6 years ago
Thank u
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Chew Shao Wei
Chew Shao Wei's answer
26 answers (Tutor Details)
I apologise for the careless mistake in my first answer
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J
J's answer
1024 answers (A Helpful Person)
There should be a 23^2 in the LCM. Was left out in the first answer.
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J
J's answer
1024 answers (A Helpful Person)