Fergus's answer to Zwen's Secondary 4 A Maths Singapore question.
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remember the rules of logarithm.
(ln4)(lnx) =/= ln 4x
(ln 4) + (ln x) = ln4x
(ln4)(lnx) =/= ln 4x
(ln 4) + (ln x) = ln4x
Date Posted:
3 years ago
Calculator is not needed.
The expression can be simplified to :
ln x = ln 1/20
For such questions, calculator is usually not allowed.
The expression can be simplified to :
ln x = ln 1/20
For such questions, calculator is usually not allowed.
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