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

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 # 2

The set of 'stars in the sky' is an example of

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

The determinant of quadratic form is called.

Question # 8

The associative law of union is

Question # 9

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

Question # 10

A inverse is defined only if A is a

Question # 11

A matrix with all elements zero other than all the diagonals is called.

Question # 12

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

Question # 13

A set containing only one element is termed as

Question # 14

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

Question # 15

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 # 16

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

Question # 17

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

Question # 18

Th transpose of the cofactor matrix is called.

Question # 19

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

Question # 20

Given or known values in an equation are 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 Union of A and the universal set is
A. A
B. A'
C. Universal set
D. None of these
2 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
3 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
4 "No two elements of a set are identical" this statements is.
A. Always true
B. Sometimes true
C. Not true
D. All of the above is possible
5 A set continuing no elements is called.
A. Null set
B. mpty set
C. void set
D. all of the above
6 A polynomial equation with degree two a called.
A. Linear equation
B. Quadratic equation
C. Parabola equation
D. All of the above
7 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
8 If A and B are symmetric matrices, then A +B is
A. Symmetric
B. Non symmetric
C. Skew symmetric
D. Non skew symmetric
9 Union of A with B is same as union of B with A, that is AUB = BUA is termed as
A. Associative law of union
B. Cumulative law of union
C. Reflective law
D. All the above
10 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

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