﻿ If x2r occurs in  then n – 2r must be of the form : Kaysons Education

# If x2r occurs In  then n – 2r must Be Of The Form

#### Video lectures

Access over 500+ hours of video lectures 24*7, covering complete syllabus for JEE preparation.

#### Online Support

Practice over 30000+ questions starting from basic level to JEE advance level.

#### National Mock Tests

Give tests to analyze your progress and evaluate where you stand in terms of your JEE preparation.

#### Organized Learning

Proper planning to complete syllabus is the key to get a decent rank in JEE.

#### Test Series/Daily assignments

Give tests to analyze your progress and evaluate where you stand in terms of your JEE preparation.

## Question

### Solution

Correct option is

3k

#### SIMILAR QUESTIONS

Q1

Coefficient of x8 in the expansion of (1 + 2x – x3)6 is

Q2

If the middle tern in the expansion of  is 40 then x equals

Q3

If the term independent of x in the expansion of  is 405, then kequals

Q4

In the third term in the expansion  is 2, then x equals

Q5

If the fifth term in the expansion of  does not depend upon x, then  equals

Q6

the greatest term in absolute value in the expansion of (a +b)50 is

Q7

Coefficient of the term independent of x in the ex pansion of  is

Q8

Value (s) of x for which the fourth term in the ex pansion of  is 40 is (are)

Q10

If the coefficient of rth, (r + 1)th and (r  + 2)th terms are in A.P., then n is a root of the equation