Punjab 12th Class Math Chapter 1 Functions and Limit Mcqs Test Online Punjab 12th Class Math Chapter 1 Functions and Limit Mcqs Test Online 1234567891011121314151617181920Show paginator Hide paginator Question 1 of 20Math 1. The graph of R1 = {(x, y) | x, y Є R and y > x} is 1.All points above the line y = x2.Points on the line y = x 3.All points below the line y = x 4.Line Question 1 of 20Question 2 of 20 2. If f (x) = 2x² – 1 and g(x) = 5x + 2 then value of f [g(2)] is 1.87 2.288 3.287 4.312 Question 2 of 20Question 3 of 20 3. If R1 = {(x, y) |x, y Є R and x >y} is a binary relation then its inverse is 1.{(x, y) | x, y Є R and y > x}2.{(x, y) | x = y} 3.{(1, 2), (2, 3)} 4.{(2, 1), (3, 2), (4, 3)} Question 3 of 20Question 4 of 20 4. Let f: S → T be a one – to – one function such that f(x1) = 6 and f(2) = 6 then the value of x1 is : 1.6 2.43.2 4.3 Question 4 of 20Question 5 of 20 5. The domain of binary relation y2 = - 4x is, 1.Z 2.R + 3.Negative real numbers including zero.4.R Question 5 of 20Question 6 of 20 6. Let : S → S be an identity function and 2 Є S, then the value of f(2) is 1.½ 2.2 3.– 2 4.3 Question 6 of 20Question 7 of 20 7. Let f(x) = 5x + 3 then f is 1.One – to – one function 2.Constant function 3.Both one-to-one and onto function4.Onto function Question 7 of 20Question 8 of 20 8. The graph of the binary relation y = x² – 6x + 5 represents 1.Ellipse2.Circle 3.Line 4.Parabola Question 8 of 20Question 9 of 20 9. The graph of a linear function represents a 1.Ellipse2.Parabola 3.Line 4.Circle Question 9 of 20Question 10 of 20 10. Let g = {(1, 1), (2, 3), (3, 2), (4, 4)} be a function from S onto S, then the value of g⁻¹ (2) is, 1.1 2.3 3.4 4.2 Question 10 of 20Question 11 of 20 11. If f(x) = x and g(x) = x² then the value of (fog) (x) is 1.x⁴ 2.x³ 3.x 4.x² Question 11 of 20Question 12 of 20 12. The equation having null set as its solution set is 1.x = tan x2.x = cos x 3.x = sin x 4.x = e ͯ Question 12 of 20Question 13 of 20 13. The domain of the binary relation 2x² + 2y² = 18 is 1.R 2.Z 3.R+ 4.{- 3, 3} Question 13 of 20Question 14 of 20 14. If f (x) = ax + b, where a, b Є R, a ≠ 0, then f is called a 1.Quadratic Function 2.Constant Function 3.Linear Function 4.Polynomial FunctionQuestion 14 of 20Question 15 of 20 15. The solution set of 2x³ – 3x² + 4x – 5 = 0 can have at the most, 1.4 members 2.5 members 3.3 members 4.2 members Question 15 of 20Question 16 of 20 16. The range of the binary relation 4x² + 9y² = 36 is 1.{- 2, 2} 2.{– 3, 3} 3.{- 2, 3} 4.R Question 16 of 20Question 17 of 20 17. The graph of the function y = x and y = tan x intersect at the point 1.x = π/4 2.x = π/3 3.x = 0 4.x = π/2 Question 17 of 20Question 18 of 20 18. If g(x) = 2x + 1 then the value of g² (1) is 1.3 2.7 3.8 4.9 Question 18 of 20Question 19 of 20 19. Let f(x) = 5x + 1, x R then value of f⁻¹ (6) is, 1.31 2.1 3.1/6 4.6 Question 19 of 20Question 20 of 20 20. If S = {a, b, c} then the number of distinct relations on S is 1.2³ 2.9²3.2⁹ 4.9 Question 20 of 20 Loading... Test By Subject Punjab Test By Topics 12th Class Math You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.