Tang Jiacheng's answer to Tricia Smilezxc's Junior College 2 H2 Maths question.
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Hope this helps!
Date Posted:
6 years ago
Actually I just realised in the final answer, the 'absolute value' around the 'a' is not necessary as you still get the same set of solutions. It is not wrong to include it but if you don't like it you can take it out.
alright, thank you!! :)
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