Question # 1

If set A = {1, 2, 3} and B = {1, 2, 3} then sets A and B are:

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not equal

equal

disjoint

overlapping

If A = {1, 2, 7, 9}, B = {1, 4, 7, 11}:

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disjoints sets

equal sets

overlapping sets

complementary sets

tan(π + tan^-1x ) =

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x

π+x

π-x

none of these

r r₁ r₂ r₃ =

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abc

The number of ways in which fiver persons can sit at a round table is:

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4!

5!

none of these

No. of triangles can be formed by joining the vertices of the polygon having 5 sides ?

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10

15

20

none of these

(1 - sin²Θ) (1 + tan²Θ) =

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0

1

Θ

-1

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Reciprocals of the terms of the geometric sequence form:

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A.P

G.P

H.P

none

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A declarative statement which is either true or false but not both is called:

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logic

proposition

induction

deduction

cos(tan^-1∞) =

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0

∞

1

180° = _____________:

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π radians

The period of cot x is:

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No. of ways of solving a quadratic equation:

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1

3

2

4

If a_n-3 = 2n - 5 then a_n =

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2n-1

2n+1

2n+3

none

To convert any angle in radians into degrees, we multiply the measure by:

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3×3

3×2

2×1

2×3

If α, ß are complex cube roots of unity, then 1 + αⁿ + ßⁿ = .......... where n is a positive integer divisible by 3:

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1

3

2

4

If the matrices A & B have the orders 2×3 and 5×2 then order BA is:

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3×5

5×2

2×2

none

The trivial solution of the homogeneous linear equations is:

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(1, 0, 0)

(0, 1, 0)

(0, 0, 1)

(0, 0, 0)

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Mathematics FA Part 1 Online Test MCQs With Answers

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