hello could someone please explain how to solve this question because i do not u

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secondary 4 | E Maths
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secondary 4 E Maths Singapore

hello could someone please explain how to solve this question because i do not understand the answer key. thank you very much

Date Posted: 1 month ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Hope this helps

Date Posted: 1 month ago