Xavier Sng's answer to mary's Secondary 3 A Maths Singapore question.
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Hope this helps. Regards
Date Posted:
10 months ago
Greetings. Logarithm of a negative number is undefined, thus lg (-4) leads to a dead end. Please let me know if you are unsure of the offered solution. Regards
Hihi, I understand your workings. Thank you
All the best. Regards
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