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

A diagonal matrix whose diagonal elements are equal is called.

Question # 2

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.

Question # 3

a x2 + bx + c = 0

Question # 4

The point at which the graph cuts the x axis is called.

Question # 5

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

Question # 6

Th transpose of the cofactor matrix is called.

Question # 7

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

Question # 8

If B is a subset of A, then AUB =

Question # 9

A function where a variable x can only very in jumps, is often called.

Question # 10

A set containing only one element is termed as

Question # 11

A set continuing no elements is called.

Question # 12

Given or known values in an equation are called.

Question # 13

"Null set is proper subset of all the non nul sets" this statement is.

Question # 14

A positive definite Hessian fulfills the second order conditions for

Question # 15

if in a matrix , the number if rows is the same as the number of columns, it is called.

Question # 16

Union of A and the universal set is

Question # 17

If A and B are symmetric matrix, then AB- BA is.

Question # 18

Relation between two numbers or variables are called.

Question # 19

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

Question # 20

In a matrix , if there is only one row but any number of columns, it is called.

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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 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
2 In a matrix , if there is only one row but any number of columns, it is called.
A. Row matrix
B. Column matrix
C. Raw vector
D. Both a and c
3 Union of A with A, that is A U A.
A. Complement of A
B. A itself
C. Con not be determined
D. None of these
4 Who is regarded as the founder of theory of sets.
A. Adam Smith
B. Karl Frederich Gauss
C. George cantor
D. Euller
5 Unknown values in an equation are called.
A. Constants
B. Numeraire
C. Variables
D. All of the above
6 Th transpose of the cofactor matrix is called.
A. Adjoin of the matrix
B. Power of a matrix
C. Minor of the matrix
D. Rank of a matrix
7 Relation between two numbers or variables are called.
A. Function
B. Binary relation
C. Inverse relation
D. None of the above
8 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
9 If any equation involving two variables, such as y -=2x + 1, the variable that appears on the right hand side of the equation is by convention called.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable
10 If A and B are symmetric matrices, then A +B is
A. Symmetric
B. Non symmetric
C. Skew symmetric
D. Non skew symmetric

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