Pls help to solve (b) with stepped solutions thanks

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secondary 4 | E Maths
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secondary 4 E Maths

Pls help to solve (b) with stepped solutions thanks

Date Posted: 6 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Hope attached is of help.

Date Posted: 6 years ago

May Chua

6 years ago

Thank you very much for your help !