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

If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.

Question # 3

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

Question # 4

The elements in the Horizontal line in a matrix is called.

Question # 5

A set totality of elements from all possible sets is called.

Question # 6

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 # 7

A positive definite Hessian fulfills the second order conditions for

Question # 8

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

Question # 9

If every elements of a raw or column of a square matrix A is zero, then the value of the determinant .

Question # 10

If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.

Question # 11

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

Question # 12

The objects constituting a set are called

Question # 13

Relation between two numbers or variables are called.

Question # 14

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

Question # 15

Ordered Pairs of two sets are called.

Question # 16

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 # 17

If two sets contain the same distinct elements, then they are called.

Question # 18

A polynomial equation with degree two a called.

Question # 19

The determinant of quadratic form is called.

Question # 20

If a Set C contain all the elements which are present in both the set A and B then set C 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 (A+B) = (B+A) this law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law
2 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
3 A set totality of elements from all possible sets is called.
A. Union set
B. Intersection set
C. Universal set
D. Unit set
4 A positive definite Hessian fulfills the second order conditions for
A. Maximum
B. Minimum
C. Both maximum and minimum
D. Mini max
5 Unknown values in an equation are called.
A. Constants
B. Numeraire
C. Variables
D. All of the above
6 An equation in which all variables are raised to the first power is known as.
A. Linear equation
B. Non linear equation
C. Quadratic equation
D. Polynomial of degree two
7 The simplest form of rectangular hyperbola is
A. y = 1/x
B. y = x2
C. y = x-2
D. y = x3
8 "Null set is proper subset of all the non nul sets" this statement is.
A. Always true
B. sometimes true
C. Never true
D. True subject to some conditions
9 Union of A and the universal set is
A. A
B. A'
C. Universal set
D. None of these
10 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

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