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

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

Question # 2

The associative law of union is

Question # 3

if two sets do not have any common element, then they are called.

Question # 4

A possible use in economies for the circle of the ellipse is to model.

Question # 5

Union of A with B is same as union of B with A, that is AUB = BUA is termed as

Question # 6

The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.

Question # 7

A mathematical statement setting two algebraic expressions equal to each other is called.

Question # 8

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

Question # 9

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 # 10

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

Question # 11

A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.

Question # 12

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

Question # 13

A polynomial equation with degree two a called.

Question # 14

A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.

Question # 15

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

Question # 16

The determinant of quadratic form is called.

Question # 17

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

Question # 18

If two sets contains the same number of distinct elements but not the same elements are called.

Question # 19

If B is a subset of A, then AUB =

Question # 20

A inverse is defined only if A is a

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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 every element of a raw of column of a square matrix A is zero, then the value of the determinant. is.
A. Equal
B. One
C. zero
D. Not equal
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.
A. A
B. 1A
C. 1
D. Both a and b
3 The variable that stands alone on the left hand side of the equation such as y = 2x + 1 is known as.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
4 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
5 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
6 For any square matrix a of order 'n'a (Ad)A) is equal to.
A. (Ad) A) A
B. Determinant A
C. Rank of A
D. Both a and b
7 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
8 Given or known values in an equation are called.
A. Constants
B. Parameters
C. Coefficients
D. All of the above
9 Relation between two numbers or variables are called.
A. Function
B. Binary relation
C. Inverse relation
D. None of the above
10 The value of the dependent variable where the graph cuts the y-axis is called.
A. X - intercept
B. Y- intercept
C. Slope
D. None of these

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