need help with a b and c thank u

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secondary 3 | E Maths
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secondary 3 E Maths Singapore

need help with a b and c thank u

Date Posted: 2 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

This is q basic just applying rules of indices refer to the rules and apply accordingly hope it helps

Date Posted: 2 years ago

Angeline

2 years ago

thank you ! it does help :)