Question

no. of of ways to divide n objects in four group and containing 3,3,2 and 2 objects respectively​

Answer 1

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$\huge{\frac{10!}{3!3!2!2!2!2!}}$

Explanation

Here we have to divide 10 objects in 4 groups

so we will divide them as given in the question

but we have been repeating 3 and 2,two Times

so we need to divide

So we have divided 2! of 3! and 2! of 2!

Answer 2

Explanation:

We have to divide 2! by 3! and 2! by 2! than there's 4 group and containing 3,3 and 2, 2.

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