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

A) A> G > H

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

C) All of these

D) G^2 = AH

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

A) Combination

B) Permutation

C) Sequence

D) Series

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3. A sequence is also known as

A) Progression

B) Real sequence

C) Complex sequence

D) Arrangement

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

A) geometric progression

B) harmonic series

C) harmonic progression

D) arithmetic progression

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

A) G2 =AH

B) A < G < H

C) All of these

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

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6. If a_n= a_n-1, a₁= 1 then a₄=?

A) 6

B) 24

C) 660

D) 110

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7. An infinite geometric series is convergent if:

A) |r |>= 1

B) | r | < 1

C) |r | > 1

D) | r |= 1

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

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

B) an+1

C) an an+1

D) an +1 an-1

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9. Harmonic mean between 2 and 8 is

A) 5/ 16

B) ± 4

C) 16/5

D) 5

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10. 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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11. A sequence is a function whose domain is a set of

A) Rational numbers (Q)

B) Integers (Z)

C) real number

D) Natural numbers

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

A) 3n + 5

B) 3n - 5

C) 3n- 9

D) 3n – 13

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

A) Divergent series

B) finite series

C) Infinite series

D) Convergent series

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

A) A< G

B) A>= G>= H

C) A > G > H

D) A= G = H

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15. 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

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16. 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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17. An infinite geometric series is Divergent if

A) |r |> 1

B) r = 0

C) | r | < 1

D) | r | != 1

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

A) 5- 6n + 8n^2

B) 5- 6n +2n^2

C) 5 + 6n + 4n^2

D) 5 - 6n + 4n^2

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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) Greater than A.M

C) less than their A.M

D) None of these

Your score is

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

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