MTH202 Midterm MCQs 2024 Set 2 by Miss Mehwish

MTH202 (Mega File) · Mid Term (Live Quiz) · Past Papers for Mids./Finals are also Available

1. The matrix representation of an inverse relation can be obtained by taking the ...... of the relational matrix. inverse transpose ✅ adjoint

2. Let R = {(1, 2), (3, 4), (5, 6), (7, 8)}. Range of the inverse of the relation is

{2, 4, 6, 8} {5, 6, 7, 8} {1, 2, 3, 4} {1, 3, 5, 7} ✅

Q3. What will be the fourth term of the following sequence 1/2 , 2/3, 3/4?

4/5 ✅

4. Operation of subtraction is a binary operation on the set of ........ Natural numbers Positive integers Integers ✅ Whole numbers
5. Let f(x) = 2x and g(x) = x + 2 define functions f and g from R to R, then (f - g)(x) is .... 2x² + 4x 2x + 2 3x + 2 x - 2 ✅

6. Common ratio in sequence "36, 12, 4, 4/3......" is

3 ✅

7. Let f and g be the two functions from R to R defined by f (a) = |x| and g(x) = √x for all x ∈ R. Then .... f(x) = g(x) ✅ f(x) ≠ g(x) f(x) < g(x) f(x) > g(x)
8. R = {(a, 1), (b, 2), (c, 3), (d, 4)} then the inverse of this relation is ........ {(a, 1), (b, 2), (3, c), (4, d)} ✅ {(1, a), (b, 2), (3, c), (4, d)} {(1, a), (2, b), (3, c), (4, d)} {(a, 1), (2, b), (3, c), (4, 4)}
9. Consider a function f defined on X = {1, 2, 3, 4} by f(1) = 1, f(2) = 2, f(3) = 3 and f(4) = 4 then f is an identity function ✅ f is a constant function
10. Cardinality of positive prime numbers less than 20 is .........

8 ✅

Let R = {(1, 2), (3, 4), (5, 6), (7, 8)}. Domain of the inverse of the relation is __________. {1, 3, 5, 7} {5, 6, 7, 8} {2, 4, 6, 8} ✅ {1, 2, 3, 4}

2. If f is a bijective function then (f⁻¹(f(x))) is equal to:

f(x) f⁻¹(x)

3. A set is called finite if, and only if, it is the:

empty set or onto ✅ one-to-one or onto empty set or bijective empty set or one-to-one