Question # 1

The sets {1, 2, 4} and {4, 6, 8, 10} are

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Equal sets

Equivalent sets

Disjoint sets

Over lapping sets

The number of proper subset of A ={a.b.c.d} is

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3

6

8

15

G = {e, a, b, c} is an Abelian group with e as identity element. The order of the other elements are

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2, 2, 2

3, 3, 3

2, 2, 4

2, 3, 4

The multiplicative inverse of -1 in the set {1-,1} is

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1

-1

±1

0

Does not exist

The function f{(x, y) | y = ax²+ bx + c} is

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One-one function

Constant function

Onto function

Quadratic function

If n(X) = 18, n(X∩Y) = 7, n(X∪ Y) = 40 then n(Y) =

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1

12

5

29

The graph of a linear function is

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a circle

triangle

a straight line

none of these

Z is the set of integers, (z, *) is a group with a * b = a + b + 1, a, b∈G. then inverse of a is

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-a

a + 1

-2 -a

None of these

What is the number of elements of the power set of {0, 1}

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1

2

3

4

The set of integer is

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Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

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None of these

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ECAT Mathematics Chapter 2 Set Function and Groups Online Test MCQs With Answers

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