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*A formula for the number of possible combinations of R objects from a set of N objects is (n r)=n!/r!(n-r)!, where n!=1*2*3*...*n& r<=n.
*A formula for the number of possible combinations of R objects from a set of N objects is (n r)=n!/r!(n-r)!, where n!=1*2*3*...*n& r<=n.
*This function will give the result is Error when
*This function will give the result is Error when
*1. The N&R are non numeric
*1.The N&R are non numeric
*2. The N&R<0 or N<R
*2.The N&R<0 or N<R
*When we are giving the N&R values in decimals ,it will convert in to Integers.
*When we are giving the N&R values in decimals ,it will convert in to Integers.
*For e.g.
*For e.g.