Hi. Pls help me with this qn. Tia

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secondary 3 | A Maths
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secondary 3 A Maths Singapore

Hi. Pls help me with this qn.
Tia

Date Posted: 3 years ago

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Part i

Date Posted: 3 years ago

3 years ago

Thank you

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Part ii

Date Posted: 3 years ago

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Alternative approach, starting from part ii first followed by part i.

Date Posted: 3 years ago