pls help with 14iii and 15, thank you!

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secondary 4 | E Maths
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secondary 4 E Maths Singapore

pls help with 14iii and 15, thank you!

Date Posted: 4 years ago

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Find out what is AR, BR first.
Then compute from there.

Date Posted: 4 years ago

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Sub in PR, PS, PQ and solve the equation to get the answer.

Date Posted: 4 years ago