Question
Mathematics Question on binomial expansion formula
The total number of terms in the expansion of (1+x)2n−(1−x)2n after simplification is
A
n + 1
B
n - 1
C
n
D
4n
Answer
n
Explanation
Solution
Answer (c) n
The total number of terms in the expansion of (1+x)2n−(1−x)2n after simplification is
n + 1
n - 1
n
4n
n
Answer (c) n