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secondary 3 | A Maths
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secondary 3 chevron_right A Maths

Help with Qn 12 (b) and (c)

Date Posted: 6 years ago
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Chen Rong
Chen Rong's answer
14 answers (A Helpful Person)
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Pls note that for (B), you must reject the negative root because of the starting equation where it is stated as 2log3basey.... For such an expression to be real, you must have y as a positive number.