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

00:00
Question # 1

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

Question # 2

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

Question # 3

If B is a subset of A, then AUB =

Question # 4

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

Question # 5

If each element of a raw or column is a sum of two elements, the determinant can be expressed as the

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Unknown values in an equation are called.

Question # 10

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

Question # 11

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

Question # 12

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 # 13

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

Question # 14

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

Question # 15

Given or known values in an equation are called.

Question # 16

A negative definite Hessian fulfills the second order conditions for.

Question # 17

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 # 18

The determinant of quadratic form is called.

Question # 19

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

Question # 20

The set of subsets of a set A 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 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
2 If two sets contains the same number of distinct elements but not the same elements are called.
A. Pie diagram
B. Venn diagrams
C. Histogram
D. Ogives
3 The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.
A. Y intercept of the curve
B. Slope of the curve
C. X intercept of the curve
D. Marginal value
4 The signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank
5 Given or known values in an equation are called.
A. Constants
B. Parameters
C. Coefficients
D. All of the above
6 If all the elements of a matrix of any order are zero, it is called.
A. Identity matrix
B. Null matrix
C. Zero matrix
D. Both b and c
7 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
8 A variable which is free to take any value we choose to assign to it is called.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
9 If a Set C contain all the elements which are present in both the set A and B then set C is called.
A. Union of A and B
B. Intersection of A and B
C. Complement of A
D. Complement of B
10 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

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