Daryl Yong's answer to dream's Secondary 3 A Maths Singapore question.

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Daryl Yong
Daryl Yong's answer
5 answers (Tutor Details)
1st
lg (10x^3 y)^(1/2)
= 1/2 (lg 10 + lg x^3 + lg y)
= 1/2 (1 + 3 lg x + lg y)
= 1/2 (1 + 3p + q)