Maths Chapter 1 – Relations and Functions MCQ Question Answers for CUET 2024

1. Question
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2. Let R be the relation “is congruent to” on the set of all triangles in a plane is
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3. Question
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5. Question
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6. Let R be a relation on the set N of natural numbers denoted by nRm ⇔ n is a factor of m (i.e. n | m). Then, R is
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7. Let A = {x : -1 ≤ x ≤ 1} and f : A → A is a function defined by f(x) = x |x| then f is
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9. Question

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10. If set A contains 5 elements and the set B contains 6 elements, then the number of one-one and onto mappings from A to B is
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13. Let a, b and c be vectors with magnitudes 3, 4 and 5 respectively and a + b + c = 0, then the values of a.b + b.c + c.a is
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14. Total number of equivalence relations defined in the set S = {a, b, c} is
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18. Question
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19. If a matrix A is both symmetric and skew-symmetric, then
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20. The function f : R → R defined by f(x) = 3 – 4x is
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21. Let A = {1, 2, 3} and consider the relation R = {(1, 1), (2, 2), (3, 3), (1, 2), (2, 3), (1, 3)}. Then R is
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22. Question
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24. Question
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25. Let * be the binary operation on N given by a * b = HCF (a, b) where, a, b ∈ N. Find the value of 22 * 4.
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