Question # 1

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

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24

41

32

Two A.Ms. between 3 and 9 are:

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3. 6

5, 7

6, 12

3, 9

A geometric series is convergent only if:

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| r | > 1

| r | < 1

| r | = 1

none of these

What is the general term of the geometric sequence -1, 1, -1, 1 ....... ?

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(-1)ⁿ

(1)ⁿ

(-1)^n-1

none of these

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

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512

192

48

96

Sum of integral multiples of there between 4 and 22 is:

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81

75

211

none

If S is the H.M between 2 and b then b = :

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-10

10

7

5

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

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5

3

7

9

Sum of all odd numbers between 100 and 200 is:

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6200

6500

3750

7500

If a_n = (n + 1) a_n-1, a₁ = 1, second term of the sequence is:

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3

1

2

4

Reciprocals of the terms of the geometric sequence form:

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A.P

G.P

H.P

none

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

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1 + x²

1 + x

2

none

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A.P

G.P

H.P

none

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

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arithmetic sequence

geometricsequence

sequence

none of these

What is the common difference of the sequence 11, 5, -1, ......... ?

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6

-6

none of the foregoing numbers

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

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112

144

212

none

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

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112

212

144

none

Sequences are also called:

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Series

Progressions

Means

Convergence

A.M between x - 3 & x + 5 is __________:

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x + 1

x - 1

2x + 2

none

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

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series

sequence

means

convergent

The reciprocal of the terms of A.P. form:

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A.P

G.P

H.P

none of these

The product of three G.Ms between 1 and 16 is:

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32

64

128

16

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