Question
Question: The total number of terms in the expansion of (x + a)<sup>100</sup> + (x – a)<sup>100</sup> after s...
The total number of terms in the expansion of
(x + a)100 + (x – a)100 after simplification is
A
50
B
202
C
51
D
None of these
Answer
51
Explanation
Solution
Total number of terms in the expansion of (x + a)100 is 101, of which 50 terms get cancelled