Binomial expansion

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e1eanor
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#1
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Hi how do I do these two (2&3)Name:  image.jpg
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Last edited by e1eanor; 3 months ago
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mqb2766
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Dont repeat threads pls.
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santi04
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(Original post by e1eanor)
Hi how do I do these two (2&3)Name:  image.jpg
Views: 23
Size:  181.3 KB
question 2 is done by inputting the numbers into n!/(n-r)!r! , google it.
question 3 you can either expand it the long way or get it into the form (1+x)^n
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e1eanor
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(Original post by mqb2766)
Dont repeat threads pls.
Accident
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e1eanor
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(Original post by santi04)
question 2 is done by inputting the numbers into n!/(n-r)!r! , google it.
question 3 you can either expand it the long way or get it into the form (1+x)^n
Oh okay I may understand that for q2, and q3 how do I do binomial expansion on it?
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