- #1

- 159

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1 ) Order is taken into consideration ?

2 ) order is not taken into considreation ?

----------Ansewr >>

1 - 9C3 X 9C1 = 84 X 9 = 756

2 - 9P3 X 9P1 = 504 X 9 = 4536

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- Thread starter r-soy
- Start date

- #1

- 159

- 1

1 ) Order is taken into consideration ?

2 ) order is not taken into considreation ?

----------Ansewr >>

1 - 9C3 X 9C1 = 84 X 9 = 756

2 - 9P3 X 9P1 = 504 X 9 = 4536

- #2

vela

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You have C and P backwards. Combinations is when you don't care about the order; permutations is when you do. "123" and "321" are the same combination, but they are two possible permutations of 1, 2, and 3.

1 ) Order is taken into consideration ?

2 ) order is not taken into considreation ?

----------Ansewr >>

1 - 9C3 X 9C1 = 84 X 9 = 756

2 - 9P3 X 9P1 = 504 X 9 = 4536

- #3

- 159

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Is my answer correct ?

- #4

statdad

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Is my answer correct ?

read vela's post.

- #5

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The ansewr now correct ?

1 - 9P3 X 9P1 = 504 X 9 = 4536

2 - 9C3 X 9C1 = 84 X 9 = 756

1 - 9P3 X 9P1 = 504 X 9 = 4536

2 - 9C3 X 9C1 = 84 X 9 = 756

- #6

vela

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No, they are not.

- #7

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Help me Give me the answer

- #8

Hurkyl

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No .

- #9

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I tay agine

1 - 9C2 X 9C1 = 36 X 9 = 324

2 - 9P2 X 9P1 = 72 X 9 = 648

1 - 9C2 X 9C1 = 36 X 9 = 324

2 - 9P2 X 9P1 = 72 X 9 = 648

- #10

Hurkyl

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Please elaborate on your thinking behind your answers?

- #11

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I can't try more thanks all

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