Need help for both questions! They are on permutations and combinations. Thank y

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junior college 2 | H2 Maths
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junior college 2 H2 Maths Singapore

Need help for both questions! They are on permutations and combinations. Thank you!

Date Posted: 5 years ago

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Q14 next picture...

Date Posted: 5 years ago

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Can't think of an easier way for (ii) right now...

Date Posted: 5 years ago