I legit don’t know how to do the 3 circled questions. Plz help!!

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secondary 4 | E Maths
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secondary 4 E Maths Singapore

I legit don’t know how to do the 3 circled questions. Plz help!!

Date Posted: 4 years ago

Acrica Teo

4 years ago

only 17 now

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Date Posted: 4 years ago

Acrica Teo

4 years ago

thank u so much!! sorry that i sent so many questions. your step by step is easy to understand!! thank u again!! :)

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Date Posted: 4 years ago