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Class 11MathematicsPermutations and CombinationsCombinationsExpert
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Among (16) objects, (10) are distinct and (6) are identical. How many ways are there to select (4) objects?

Answer and explanation

Correct answer: (385)

We can take (0) to (4) identical objects. The total is (^{10}C_{4}+^{10}C_{3}+^{10}C_{2}+^{10}C_{1}+1=386).

Related tags

Identical-ObjectsSelectionCombinationsPermutations And CombinationsMathematicsClass 11 Mcq
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