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secondary 3 A Maths Singapore

hi help pls

Date Posted: 5 years ago

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Date Posted: 5 years ago

Georgia Jansen

5 years ago

Confusing messy

done {{ upvoteCount }} Upvotes

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hope this helps :)

Date Posted: 5 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Hope this helps

Date Posted: 5 years ago

Phylicia Tong

5 years ago

Oops should be (3) - (2). U can also substitute directly fr (1) into (2).