26:24
How to interpret and solve Permutation & Combination Problems with ease.
Precious Ugwueze (Maths Experience)
13:51
Permutations & Combinations | A Simple Introduction with examples.
10:12
Factorials (!) - Factorial Notations and Evaluation.
13:45
Solving Tricky Problems in Permutation and Combination
5:54
Complementary Combinations [ nCr = nC_n-r ]
27:15
Binomial Expansion in Simple Terms
19:12
Binomial Expansion Part 2 || Finding Specific terms & Coefficients in a given expansion.
22:20
How to find n and r in Combination Problems | C(9, r) = 126, r = ?