1st Year Math Chapter 6 Sequence and Series MCQs

If your search is to get the 1st Year Math Chapter 6 Sequence and Series MCQs With Answers then you are in the right place. This chapter is very important in terms of the entry test. But here we are providing the important MCQs of this chapter. A sequence is used to represent ordered lists of numbers. Through these, you will be able to have a grip on the concepts including sequences and types of sequences. After this, we have two different terms Arithmetic Progression and Arithmetic Mean, Harmonic Progression and Harmonic mean. Next, we have the concept of series, Geometric Progression, Geometric Mean, infinite geometric series, and finally the relationship between arithmetic, geometric, and Harmonic means. So, let’s check the important MCQs of this chapter below.

1st Year Math Chapter 6 Sequence and Series MCQs With Answers

711

Math Chapter 6

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1. An infinite geometric series is Divergent if

A) | r | != 1

B) |r |> 1

C) r = 0

D) | r | < 1

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2. If a_n-2= 3n - 11, then a_n=

A) 3n + 5

B) 3n – 13

C) 3n- 9

D) 3n - 5

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3. The general term of A.P is

A) an = a - (n +1) d

B) an = a- (n - 1) d

C) an= a + (n + 1) d

D) a= a + (n - 1) d

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4. If a_n= a_n-1, a₁= 1 then a₄=?

A) 660

B) 24

C) 6

D) 110

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5. An infinite geometric series is convergent if:

A) | r | < 1

B) |r |>= 1

C) | r |= 1

D) |r | > 1

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6. An arrangement of numbers according to some definite rule is called

A) Sequence

B) Series

C) Permutation

D) Combination

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7. A sequence is a function whose domain is a set of

A) real number

B) Integers (Z)

C) Natural numbers

D) Rational numbers (Q)

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8. If {a_n} is an Arithmetic sequence then the common difference is

A) an +1 an-1

B) an+1

C) an an+1

D) an-1 an+1 n E N, n> 1

9 / 20

9. Harmonic mean between 2 and 8 is

A) 16/5

B) 5

C) 5/ 16

D) ± 4

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10. The numbers a - d, a, a +d are in

A) harmonic progression

B) harmonic series

C) geometric progression

D) arithmetic progression

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11. If a and b are two negative numbers, then

A) A>= G>= H

B) A< G

C) A= G = H

D) A > G > H

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12. A sequence {a_n} in which a_n- a_n-1 is the Same number for all n E N n > 1, is called

A) A.P

B) none of these

C) H.P

D) G.P

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13. A sequence whose range is R i.e. set of real numbers is called

A) Real sequence

B) Complex sequence

C) Natural sequence

D) Imaginary sequence

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14. If a_n= 5 -3n +2n^2, then a_2n=

A) 5 + 6n + 4n^2

B) 5- 6n +2n^2

C) 5- 6n + 8n^2

D) 5 - 6n + 4n^2

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15. If A, G, and H are Arithmetic, Geometric and Harmonic means between two positive numbers, then

A) A, G, H are in G.P

B) A> G > H

C) G^2 = AH

D) All of these

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16. If sum of a series is not defined, then it is called

A) Infinite series

B) Divergent series

C) Convergent series

D) finite series

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17. If A, G, and H are Arithmetic, Geometric and Harmonic means between two negative numbers, then

A) G2 =AH

B) All of these

C) A < G < H

D) A, G, H are in G.P

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18. The sum of terms of a sequence is called

A) Partial sum

B) None of these

C) Finite sum

D) Series

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19. A sequence is also known as

A) Real sequence

B) Arrangement

C) Progression

D) Complex sequence

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20. If both X & Y are +ve distinct real numbers, then the G.M. between is

A) Equal to A. M

B) None of these

C) Greater than A.M

D) less than their A.M

Your score is

1st Year Math Chapter 6 Sequence and Series MCQs With Answers

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