The Binomial Expansion | ExamSolutions - youtube Video
Section 1 : Introduction 0:00:55
Section 2 : The binomial expansion for a positive integral power 0:01:32
Pascal’s Triangle 0:06:24
Example 0:07:18
Test yourself 0:10:16
Section 2.1 : Test yourself 0:13:24
Section 3 : The binomial expansion using nCr for the coefficients 0:27:28
nCr formula 0:19:50
nCr on a scientific calculator 0:22:54
binomial expansion formula with nCr coefficients 0:27:28
Section 3.1 : Test yourself 0:28:16
Section 4 : Finding specific terms and coefficients 0:31:34
Examples 0:31:45
Section 4.1 : Test yourself 0:38:52
Section 5 : Numerical approximations 0:44:40
Example 0:45:38
Section 5.1 : Test yourself 0:47:58
Section 6 : The binomial expansion for fractional and negative powers 0:50:57
Example 0:53:21
Section 6.1 : Test yourself 0:56:10
Section 6.2 : Test yourself 1:02:38
Section 7 : Validity (simultaneous type) 1:06:42
Section 8 : (b + a) to rational and negative powers 1:11:14
Test yourself 1:13:37
Section 8.1 : Test yourself 1:16:36
Section 9 : Partial fractions and the binomial expansion 1:19:51
Section 9.1 : Test yourself 1:24:06
Section 10 : Summary 1:29:24

Exam Questions

Revision for sections 2 – 5 Mixed exercise