Let S={1,2,3ddot,9}dotFork=1,2, 5,l e tN_kbe the number of subset | Filo
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class 11

Math

Algebra

Permutations and Combinations

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Let be the number of subsets of S, each containing five elements out of which exactly are odd. Then 210 (b) 252 (c) 125 (d) 126

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