Sets, Relations and Functions Test

Result

Sets, Relations and Functions Test - 45

Score
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out of -
Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

Let X = {a,b,c,d} then one - one mapping f : X → X such that f(a) = a, f(b) ≠ b, f(d) ≠ d are given by
(i) {(a,a), (b,c), (c,d), (d,b)}
(ii) {(a,a,), (b,d), (c,c), (d,b)}
(iii) {(a,a), (b,d), (c,b), (d,c)}

A
only (i) is true

B
(i) & (ii) is true

C
(i), (ii) and (iii) are true

D
only (iii) is true

Solution
Question 2
4 / -1

A
1

B
-1

C
0

D
3

Solution
Question 3
4 / -1

f(x) = max {2 - x, 2 + x, 4} x ϵ R is

A

B

C

D

Solution
Question 4
4 / -1

A

B

C

D

Solution
Question 5
4 / -1

A

B

C

D

Solution
Question 6
4 / -1

A
x

B
1

C
f(x)

D
g(x)

Solution
Question 7
4 / -1

A

B

C

D

Solution
Question 8
4 / -1

A
8

B
4

C
-8

D
11

Solution
Question 9
4 / -1

A
4x

B
2x

C
4[x] + 100{x}

D
x

Solution
Question 10
4 / -1

A
x³ - x² + x - 5

B
x³ - 9x² + 26x + 22

C
x³ + 9x² - 26x + 5

D
x³ + x² - x + 5

Solution