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12 balls are kept in 3 different boxes, ...

12 balls are kept in 3 different boxes, then the probability that the box will contain 3 balls is -

A

`(1)/(4)`

B

`(2^(9))/(3^(12))`

C

`(""^(12)C_(3)xx2^(12))/(3^(12))`

D

`(""^(12)C_(3)xx2^(9))/(3^(12))`

Text Solution

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The correct Answer is:
D
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 8
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  8. If the position vectors of two given points A and B be 4hati+hatj+2hat...

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  9. If the points with position vectors 2hati+6hatj, hati+2hatj and m hati...

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  11. Let f:R to R be defined by f(x)=x|x|, then the function f is -

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  15. If I is the unit matrix of order 10xx10, then the determinant of I is...

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  17. The root of the equation |(x,3,7),(2,x,-2),(7,8,x)|=0 are -

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  18. The value of the determinant |(5^(2),5^(3),5^(4)),(5^(3),5^(4),5^(5))...

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