Any idea how to get the answer for part a and b? Try to give explanation if poss

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secondary 4 | E Maths
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secondary 4 E Maths

Any idea how to get the answer for part a and b? Try to give explanation if possible, thanks!

Date Posted: 6 years ago

done {{ upvoteCount }} Upvotes

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Date Posted: 6 years ago

Sue

6 years ago

Thanks so much!