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

Collection of well defined distinct objects thought of as a whole is called

Question # 2

The set which contains all the element of the two given sets A and B, avoiding duplication, is called.

Question # 3

Union of A and a null set is equal is.

Question # 4

Matrix multiplication does not satisfy

Question # 5

a possible use in encomia's for the circle or the ellipse is to model.

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

In Vann diagram the universal set is represented by

Question # 12

The objects constituting a set are called

Question # 13

A polynomial equation with degree two a called.

Question # 14

The determinant of quadratic form is called.

Question # 15

The determinant of a matrix and that of its transpose are

Question # 16

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

Question # 17

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.

Question # 18

A set continuing no elements is called.

Question # 19

A positive definite Hessian fulfills the second order conditions for

Question # 20

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.

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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 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
2 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
3 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
4 A function where a variable x can only very in jumps, is often called.
A. Non linear functions
B. Inverse function
C. Step function
D. All of above
5 The slope of a horizontal line is.
A. One
B. Zero
C. Three
D. two
6 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
7 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
8 The signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank
9 Which method is used for finding inverse of a matrix.
A. Gauss elimination method
B. Henrich standard method
C. Co factor method
D. Both a and c
10 If every elements of a raw or column of a square matrix A is zero, then the value of the determinant .
A. Equal
B. Zero
C. One
D. Negative related

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