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secondary 4 | A Maths
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Jennice
Jennice

secondary 4 chevron_right A Maths

Im not sure what went wrong with my workings but the final answer is supposed to be x=1.68. Thank you in advance!

Date Posted: 7 years ago
Views: 306

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Jeffrey
Jeffrey's answer
6 answers (A Helpful Person)
1st
For addition and subtraction of logarithms you cannot just take out the log function, you need to make it into one fraction like what I did. Hope it helps! :)
Jeffrey
Jeffrey
7 years ago
I started my workings from line 5 of yours by the way!
Jennice
Jennice
7 years ago
Oh thank you very much! That was very helpful!