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

716

Math Chapter 6

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

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

B) an an+1

C) an +1 an-1

D) an+1

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

A) Infinite series

B) finite series

C) Convergent series

D) Divergent series

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

A) 3n- 9

B) 3n – 13

C) 3n + 5

D) 3n - 5

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

A) Complex sequence

B) Real sequence

C) Imaginary sequence

D) Natural sequence

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5. A sequence is also known as

A) Complex sequence

B) Progression

C) Arrangement

D) Real sequence

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6. An infinite geometric series is Divergent if

A) |r |> 1

B) r = 0

C) | r | < 1

D) | r | != 1

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

A) None of these

B) less than their A.M

C) Greater than A.M

D) Equal to A. M

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8. An infinite geometric series is convergent if:

A) | r | < 1

B) |r |>= 1

C) | r |= 1

D) |r | > 1

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9. 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) G^2 = AH

D) All of these

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10. If a_n= a_n-1, a₁= 1 then a₄=?

A) 24

B) 110

C) 6

D) 660

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11. 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) G.P

C) H.P

D) none of these

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12. Harmonic mean between 2 and 8 is

A) ± 4

B) 5

C) 16/5

D) 5/ 16

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

A) A < G < H

B) All of these

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

D) G2 =AH

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14. 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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15. 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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16. The numbers a - d, a, a +d are in

A) harmonic progression

B) harmonic series

C) arithmetic progression

D) geometric progression

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17. 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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18. The sum of terms of a sequence is called

A) Finite sum

B) None of these

C) Partial sum

D) Series

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

A) Series

B) Permutation

C) Sequence

D) Combination

Your score is

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

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