IDU how to do this kind of qns. Able to help me with qns 19 and pls provide expl

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secondary 3 | A Maths
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secondary 3 A Maths

IDU how to do this kind of qns. Able to help me with qns 19 and pls provide explanations tysm

Date Posted: 6 years ago

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This is my answer. Does it match the solution? I've ignored terms higher than 3rd order, so you don't have to waste time computing other terms.

Date Posted: 6 years ago