Question
Question: The 4th term from end of the expansion of \(\left( 2x - \frac{1}{x^{2}} \right)^{10}\)is...
The 4th term from end of the expansion of (2x−x21)10is
A
–960 x–11
B
960 x–12
C
– 960 x–12
D
None
Answer
–960 x–11
Explanation
Solution
Required term = T10–4 + 2 = T8
T8 = 10C7 (2x)3 (−x21)7
= – 960 x–11