Important note (2n) || Total number OF combinations || Acidic results

Important Result

Problems Based on Total Number of Combinations

If the ratio of the total number of combinations of 2n different things to the total number of combinations of n different things is 1025:1 find n.

Arrange the follwing in decreasing order based on the results obtained in the F_(2) progeny of dihybrid cross (a) Total number of parental genotype (b) Total number of recombinant genotypes ( c) Total phenotypes (d) Total genotypes

What is the total number of combination of n different things taken 1, 2, 3,...,n at a time ?

Show that the total number of binary operation from set A to A is n^(n^(2)).