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

any number raise to the power zero is always equal to.

Question # 2

Union of A and a null set is equal is.

Question # 3

A matrix with all elements zero other than all the diagonals is called.

Question # 4

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

Question # 5

If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.

Question # 6

For any square matrix A of order 'n' a +A is.

Question # 7

An equation in which all variables are raised to the first power is known as.

Question # 8

Unknown values in an equation are called.

Question # 9

If all the elements of a matrix of any order are zero, it is called.

Question # 10

In Vann diagram the universal set is represented by

Question # 11

Given the demand function qo = -8p +2000 and tis inverse p = -1/8 qo + 250 ,p in the inverse function which is interpreted as the maximum price that buyers are willing to pay for the.

Question # 12

A inverse is defined only if A is a

Question # 13

The set of 'stars in the sky' is an example of

Question # 14

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

Question # 15

The associative law of union is

Question # 16

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

Question # 17

If a Set C contain all the elements which are present in both the set A and B then set C is called.

Question # 18

A negative definite Hessian fulfills the second order conditions for.

Question # 19

if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.

Question # 20

The determinant of a matrix and that of its transpose are

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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 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
2 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA
3 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
4 A determinant compose of all the second order partial derivatives, with the second order direct partials on the principal diagonal and the second order cross partials off the principal diagonal and which is used to second order condition of optimization is called.
A. Jacobian determinant
B. Hessian determinant
C. Discriminant
D. None of these
5 Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.
A. p = 100
B. p = 110
C. p = 120
D. p = 140
6 The set of 'stars in the sky' is an example of
A. Countable set
B. Infinite set
C. Finite set
D. unit set
7 A polynomial equation with degree two a called.
A. Linear equation
B. Quadratic equation
C. Parabola equation
D. All of the above
8 If matrix A is of m x n dimension, then A will be
A. n x m dimension
B. m x n dimension
C. n x p dimension
D. m x m dimension
9 If A and B are symmetric matrix, then AB- BA is.
A. Symmetric
B. Skew symmetric matrix
C. Idempotent matrix
D. Orthogonal matrix
10 The set of subsets of a set A is called.
A. Power set of A
B. Complement of A
C. Both a and b
D. None of these

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