Binomial Theorem (BITSAT Mathematics): Questions 9 - 12 of 12

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Question number: 9

» Binomial Theorem » Simple Applications

MCQ▾

Question

If the first three terms in the expansion of (x+a)n are 729,7290 and 30375 , respectively, then the value of n is

Choices

Choice (4) Response

a.

6

b.

4

c.

8

d.

All of the above

Question number: 10

» Binomial Theorem » Binomial Coefficents

MCQ▾

Question

If sum of coefficient of (a+b)n is 4096, then greatest coefficient is –

Choices

Choice (4) Response

a.

792

b.

1594

c.

924

d.

All of the above

Question number: 11

» Binomial Theorem » For General Term

MCQ▾

Question

3rd term in the expansion of (1x+xlog10x)5 ; x>1 is 1000, then x is –

Choices

Choice (4) Response

a.

100

b.

1000

c.

110

d.

1

Question number: 12

» Binomial Theorem » Simple Applications

MCQ▾

Question

The number of terms which are free from radical signs in expansion (y15+x110)55 is –

Choices

Choice (4) Response

a.

5

b.

7

c.

6

d.

None of the above

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