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Maths Relations and Functions Class 11 MCQ and Assertion Questions

10 Question MCQ (including Assertion) · Class 11 · Maths · CBSE

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Chapter 2 Class 11 Relations and Functions | 10 questions | about 8 minutes

Practise Relations and Functions Class 11 with Teachoo's 10 Question MCQ (including Assertion) (Class 11 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 10
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Question 1 of 10
Let \(A=\{1,2,3\}\). Which relation from \(A\) to a suitable codomain is a function with domain \(A\)?
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Question 2 of 10
A school has \(5\) students and \(3\) projects. A relation records any selected student–project pairs, with no restrictions. How many different relations are possible?
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Question 3 of 10
Assertion (A): If \(n(A)=4\), then \(n(A\times A)=16\).
Reason (R): For every finite set \(A\), \(n(A\times A)=2n(A)\).
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Question 4 of 10
The following arrow diagram represents a relation from \(A=\{1,2,3\}\) to \(B=\{a,b,c\}\).
AB123abc
The domain and range of the relation are respectively
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Question 5 of 10
Assertion (A): The domain of the rational function \(f(x) = \frac{1}{x - 2}\) is \(\mathbb{R} - \{2\}\).

Reason (R): A rational function of the form \(\frac{p(x)}{q(x)}\) is defined for all real numbers except those where the denominator \(q(x) = 0\).
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Question 6 of 10
A calibration rule is linear and contains the ordered pairs \((0,-1)\) and \((2,5)\). Which formula represents the rule?
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Question 7 of 10
The graph below represents the standard reciprocal function.
xyy = 1/x
Which statement about this function is correct?
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Question 8 of 10
Let \(P = \{a, b, c\}\) and \(Q = \phi\) (the null set). Which of the following is true for the Cartesian product \(P \times Q\)?
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Question 9 of 10
Assertion (A): If a point is at coordinate \(x\) on a straight road and a checkpoint is at coordinate \(3\), then the distance function \(d(x)=|x-3|\) has range \([0,\infty)\).
Reason (R): For every real \(x\), \(|x-3|=x-3\).
xy3d(x)=|x−3|
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Question 10 of 10
The function \(t(C)=\dfrac{9C}{5}+32\) converts temperature from degree Celsius to degree Fahrenheit. The value of \(t(28)\) is
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