PPSC Economics Topic 13 MCQS Test Preparation

If you have completed your higher education in the economy subject and now are looking to start your professional career through PPSC then you are at the right place now. The team of Ilmkidunya offers you online MCQs tests of economics subject. Candidates can find Topic -wise tests and full book tests. For every single Topic  or category, separate sections are designed. Here on this page candidates can find the MCQS PPSC test for Topic  13.

MCQ's Test For PPSC Economics Topic 13 Mathematics in Economics

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PPSC Economics Topic 13 Mathematics in Economics

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Question # 1

AB = BA = 1 , then B is said to

Question # 2

if A = A , then A is

Question # 3

The value of the dependent variable where the graph cuts the y-axis is called.

Question # 4

A variable which is free to take any value we choose to assign to it is called.

Question # 5

The determinant of a matrix and that of its transpose are

Question # 6

A square matrix A, such that A = A ' is called a

Question # 7

Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.

Question # 8

The signed minor of the matrass A is called.

Question # 9

Matrix multiplication does not satisfy

Question # 10

If the determinant formed by the elements of the matrix A is equal to zero, then the matrix is.

Question # 11

If matrix A is of m x n dimension, then A will be

Question # 12

Union of A and a null set is equal is.

Question # 13

A square matrix a such that A2 = a is called.

Question # 14

In Vann diagram the universal set is represented by

Question # 15

The function y = 2x + 1 and x = 1/2 y - 1/2 are said to be.

Question # 16

A linear function of the form 6x2 - 2y + 8 = 0 is known as.

Question # 17

If B is a subset of A, then AUB =

Question # 18

A set continuing no elements is called.

Question # 19

Given or known values in an equation are called.

Question # 20

"No two elements of a set are identical" this statements is.

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Economics
13th Chapter

PPSC Economics Chapter 13 Test

Here you can prepare PPSC Economics Chapter 13 (Mathematics For Economics) Test. Click the button for 100% free full practice test.

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PPSC Economics Chapter 13 Important MCQ's

Sr.# Question Answer
1 A square matrix with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
2 if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.
A. Implicit functions
B. explicit functions
C. Simultaneous equations
D. Quadratic equations
3 The objects constituting a set are called
A. Estimates
B. Elements
C. Set object
D. Noe of these
4 Union of A and a null set is equal is.
A. Intersection of A and null set
B. Null set
C. Both a and b
D. A
5 The set which contains all the element of the two given sets A and B, avoiding duplication, is called.
A. Intersection of A and B
B. Union of A and B
C. Set A and B
D. None of these
6 The function y = 2x + 1 and x = 1/2 y - 1/2 are said to be.
A. Non linear functions
B. Inverse functions
C. Step functions
D. All the above
7 A matrix with all elements zero other than all the diagonals is called.
A. Diagonal matrix
B. Orthogonal matrix
C. Unit matrix
D. Column vector
8 If two sets contain the same distinct elements, then they are called.
A. Equal sets
B. Unequal sets
C. Equivalent sets
D. All of the above
9 a possible use in encomia's for the circle or the ellipse is to model.
A. Production possibility curve
B. Demand cuve
C. Isocost liine
D. Supply curve
10 A negative definite Hessian fulfills the second order conditions for.
A. Maximum
B. Minimum
C. both maximum and minimum
D. Mini max

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