﻿ In the binomial expansion of (a – b)n, n ≤ 5, the sum of the 5th and 5thterms is zero. Then  equals : Kaysons Education

In The Binomial Expansion Of (a – B)n, N ≤ 5, The Sum Of The 5th and 5thterms Is Zero. Then  equals

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Question

Solution

Correct option is

T5 + T6 = 0

SIMILAR QUESTIONS

Q1

The number of terms in the expression of (a + b + c)n, where n Ïµ N, is

Q2

The number of terms which are free from fractional powers in the expansion of (a1/5 + b2/3)45a ≠ b is

Q3

If n is an odd natural, then  equals

Q4
Q5

The coefficient of xm in (1 + x)r + (1 + x)r+1 + (1 + x)r+2 +….+ (1 + x)nr≤ m ≤ n is

Q6

respect to x, is

Q7

is a polynomial of degree 5, then n

Q8

If in the expression of (1 + x)m (1 – x)n. the coefficient of x and x2 are 3 and – 6 respectively, then m is

Q9

The number of terms in (1 + x)101 (1 + x2 – x)100 is

Q10

The coefficient of x8 in the expression of