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 square matrix A, such that A = A ' is called a

Question # 2

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

Question # 3

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

Question # 4

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 # 5

Matrix multiplication does not satisfy

Question # 6

For any square matrix a of order 'n'a (Ad)A) is equal to.

Question # 7

A set containing only one element is termed as

Question # 8

The set of all elements belonging to A but not to B is.

Question # 9

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

Question # 10

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

Question # 11

If every element of a set B is also an elements of A then

Question # 12

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

Question # 13

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

Question # 14

Which method is used for finding inverse of a matrix.

Question # 15

The associative law of union is

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

A square matrix with 1's in its principal diagonal and zeros every where else is.

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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 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
2 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
3 if in a matrix , the number if rows is the same as the number of columns, it is called.
A. Singular matrix
B. Non singular matrix
C. Square matrix
D. Column vector
4 Matrix multiplication does not satisfy
A. Associative law
B. Distributive law
C. Commutative law
D. None of the above
5 Union of A and the universal set is
A. A
B. A'
C. Universal set
D. None of these
6 (A+B) + C =a +(B+C) This law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law
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 If the determinant formed by the elements of the matrix A is equal to zero, then the matrix is.
A. Skew symmetric
B. Singular
C. Symmetric
D. Non singular
9 A negative definite Hessian fulfills the second order conditions for.
A. Maximum
B. Minimum
C. both maximum and minimum
D. Mini max
10 A diagonal matrix whose diagonal elements are equal is called.
A. Unit matrix
B. Singular matrix
C. Scalar matrix
D. Non singular matrix

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