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

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Math Chapter 6

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

A) Convergent series

B) Infinite series

C) finite series

D) Divergent series

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

A) A> G > H

B) All of these

C) G^2 = AH

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

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3. A sequence is also known as

A) Arrangement

B) Progression

C) Real sequence

D) Complex sequence

4 / 20

4. Harmonic mean between 2 and 8 is

A) 5

B) 16/5

C) 5/ 16

D) ± 4

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

A) Equal to A. M

B) less than their A.M

C) Greater than A.M

D) None of these

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

A) A>= G>= H

B) A= G = H

C) A > G > H

D) A< G

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7. If a_n= a_n-1, a₁= 1 then a₄=?

A) 6

B) 24

C) 660

D) 110

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

A) an+1

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

C) an +1 an-1

D) an an+1

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9. The sum of terms of a sequence is called

A) Series

B) Partial sum

C) Finite sum

D) None of these

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10. An infinite geometric series is Divergent if

A) | r | < 1

B) | r | != 1

C) r = 0

D) |r |> 1

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

A) 5- 6n +2n^2

B) 5- 6n + 8n^2

C) 5 - 6n + 4n^2

D) 5 + 6n + 4n^2

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12. An infinite geometric series is convergent if:

A) |r | > 1

B) | r |= 1

C) |r |>= 1

D) | r | < 1

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

A) 3n + 5

B) 3n - 5

C) 3n – 13

D) 3n- 9

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

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

B) G2 =AH

C) All of these

D) A < G < H

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15. 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) H.P

B) none of these

C) A.P

D) G.P

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

A) real number

B) Natural numbers

C) Rational numbers (Q)

D) Integers (Z)

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

A) Sequence

B) Series

C) Permutation

D) Combination

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18. The general term of A.P is

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

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

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

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

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

A) Imaginary sequence

B) Natural sequence

C) Complex sequence

D) Real sequence

Your score is

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

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