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

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

Question # 2

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

Question # 3

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

Question # 4

A positive definite Hessian fulfills the second order conditions for

Question # 5

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

Question # 6

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

Question # 7

If B is a subset of A, then AUB =

Question # 8

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

Question # 9

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 # 10

Union of A and a null set is equal is.

Question # 11

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

Question # 12

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

Question # 13

The determinant of a matrix and that of its transpose are

Question # 14

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

Question # 15

A set containing all the elements of the universal set except those of set A is called.

Question # 16

Union of A and the universal set is

Question # 17

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

Question # 18

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

Question # 19

If matrix A is of m x n dimension, then A will be

Question # 20

The sufficient condition required for the matrix to posses inverse is that the matrix should be.

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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 square matrix A, such that A = A ' is called a
A. Symmetric matrix
B. Skew symmetric matrix
C. Singular matrix
D. Rank of a matrix
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.
A. Jacobian determinant
B. Hessian determinant
C. Discriminant
D. None of these
3 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
4 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.
A. Supply price
B. Demand price
C. Equilibrium price
D. Reserved price
5 A square matrix with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
6 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
7 The set of subsets of a set A is called.
A. Power set of A
B. Complement of A
C. Both a and b
D. None of these
8 The slope of a horizontal line is.
A. One
B. Zero
C. Three
D. two
9 A possible use in economies for the circle of the ellipse is to model.
A. Production possibility curve
B. Demand curve
C. Iosco line
D. Supply curve
10 The set which contains all the element of the two given sets A and B, avoiding duplication, is called.
A. Intersection of A and B
B. Union of A and B
C. Set A and B
D. None of these

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