Question # 1

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A.P

G.P

H.P

none

7th term of G.P 3, 6, 12 ..... is:

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512

192

48

96

G.M between -2i and 8i is:

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4 or -4

4i or -4i

2 or -2

none

Two A.Ms. between 3 and 9 are:

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3. 6

5, 7

6, 12

3, 9

If there are six G.Ms between 3 and 284 then G₄ =

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24

48

12

6

Domain of finite sequence is:

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set of natural numbers

subset of N

R

none

In an A.P.a₃ = 12 and a₇ = 32 then d = :

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5

3

7

9

If a_n-1 = 2n - 3 then a_n+1 =

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2n - 1

2n + 1

2n + 3

none

The next term of the sequence 1, 6, 20, 56, ........ is:

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112

144

212

none

Sequences are also called:

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Series

Progressions

Means

Convergence

The next term of the sequence-1, 2, 12, 40, .........is:

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112

212

144

none

A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ?

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55

78

66

46

What is called the difference between two consecutive terms of an arithmetic sequence ?

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common ratio

common difference

common element

none of these

A.M between 1 + x - x² and 1 + x + x² is:

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1 + x²

1 + x

2

none

A sequence of numbers whose reciprocal form an arithmetic sequence, is known as:

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arithmetic sequence

geometricsequence

harmonicsequence

none of these

What is the next term in the sequence 10, 7, 4, 1...........?

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2

-2

-3

none of these

A function whose domain is the set of natural numbers is called the:

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series

sequence

means

convergent

Zero cannot be a term of:

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A.P and G.P

G.P and H.P

A.P and H.P

only H.P

What is the general term of the sequence 2, 4, 6, 8, ........... ?

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2n

n + 1

2n²

none of these

Fifth term of the sequence 2, 6, 11, 17.

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24

41

32

A geometric series is convergent only if:

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| r | > 1

| r | < 1

| r | = 1

none of these

What is called the arrangement of numbers formed according to some definite rule ?

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arithmetic sequence

geometricsequence

sequence

none of these

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