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Home » Find the 4th term from the beginning and 4th term from the end in the expansion of (x + 2/x) 9.
Find the 4th term from the beginning and 4th term from the end in the expansion of (x + 2/x) 9.
Binomial Theorem | CBSE | Class 11 | Exercise 18.2 | Maths | RD Sharma
Find the 4th term from the beginning and 4th term from the end in the expansion of (x + 2/x) 9.

Answer:

Consider,

Tr+1 be the 4th term from the end.

Tr+1 is (10 − 4 + 1)th is the 7th term from the beginning.

RD Sharma Solutions for Class 11 Maths Chapter 18 – Binomial Theorem image - 22

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