Tham KY's answer to Chua Xiang Ning's Junior College 1 H2 Maths question.
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Date Posted:
7 years ago
What do you mean by sub ans in (ii)?
Sub the answer found in (ii) into the RHS of the second last line, then bring the 1/2 in the LHS to RHS to get 2...
I get it now. Thanks for your help
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