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OpenStudy (anonymous):

HELP!!! 9!/ 5!(9-5)!(.74)^5(1-.74)^9-5

OpenStudy (anonymous):

is this permutation or combination?

OpenStudy (anonymous):

\[permutation formula \frac{ n! }{ n-r !}\]

OpenStudy (anonymous):

yes it is

OpenStudy (anonymous):

which of the two?

OpenStudy (anonymous):

\[\frac{ 9! }{ 5!(9-5)} (.74)^5(1-.74)^9 ^-5 \]

OpenStudy (anonymous):

try to Draw

OpenStudy (anonymous):

it's all combined|dw:1372130491993:dw|

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