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6.Permutation and Combination
hard
Statement$-1:$ The number of ways of distributing $10$ identical balls in $4$ distinct boxes such that no box is empty is $^9C_3 .$
Statement$-2:$ The number of ways of choosing any $3$ places from $9$ different places is $^9C_3 $.
A
Statement $-1$ is false, Statement $-2$ is true.
B
Statement $- 1$ is true, Statement $-2$ is false.
C
Statement$-1$ is true, Statement $-2$ is true; Statement $-2$ is a not correct explanation for Statement $-1$
D
Statement$-1$ is true, Statement $-2$ is true; Statement $-2$ is a correct explanation for Statement $-1$
(AIEEE-2011)
Solution
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Standard 11
Mathematics
