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4.2 – Factorial notation

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Getting a single term in the expansion

 

 

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Mini - Plenary

Edexcel C2

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Exercise 4A

Pearson Pure Mathematics Year 1/AS

Pages 64-65 #s 4-9

 

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Getting a single term in the expansion

 

 

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Mini - Plenary

Edexcel C2

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Exercise 4A

Pearson Pure Mathematics Year 1/AS

Pages 64-65 #s 4-9

 

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Factorial and Choose Function

 

 

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Factorial and Choose Function

 

 

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Examples

 

 

a

b

c

d

e

f

g

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Factorial and Choose Function

 

 

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Examples

 

 

a

b

c

d

e

f

g

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?

?

?

?

?

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1

1

1

1

2

1

1

3

3

1

1

4

6

4

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0th row

1st row

2nd row

3rd row

 

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(You are not required to know this, but it is helpful for STEP)

 

 

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