need help with this qn, pls explain too

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secondary 3 | A Maths
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secondary 3 A Maths Singapore

need help with this qn, pls explain too

Date Posted: 3 years ago

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Hope it helps! Last qn no space to write!!

Date Posted: 3 years ago

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Hello! The answers will split into several photos. They are a bit long because I had added in explanations.
This photo answered part (a) and (b)

Date Posted: 3 years ago

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Part (c)(i)

Date Posted: 3 years ago

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And lastly, part (c)(ii). Hope these clear your doubts!

Date Posted: 3 years ago