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

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

Question # 2

any number raise to the power zero is always equal to.

Question # 3

For any square matrix A of order 'n' a +A is.

Question # 4

If B is a subset of A, then AUB =

Question # 5

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

Question # 6

Union of A and the universal set is

Question # 7

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

Question # 8

A diagonal matrix whose diagonal elements are equal is called.

Question # 9

A polynomial equation with degree two a called.

Question # 10

The matrix A multiplies by its inverse will b e a.

Question # 11

A linear function of the form 6x2 - 2y + 8 = 0 is known as.

Question # 12

The set of subsets of a set A is called.

Question # 13

In a matrix , if there is only one row but any number of columns, it is called.

Question # 14

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 # 15

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

Question # 16

A inverse is defined only if A is a

Question # 17

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

Question # 18

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

Question # 19

The signed minor of the matrass A is called.

Question # 20

a x2 + bx + c = 0

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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 every element of a set B is also an elements of A then
A. A is a subset of B
B. B is a subset of A
C. A is not a subset of B
D. B is not a subset of A
2 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
3 A diagonal matrix whose diagonal elements are equal is called.
A. Unit matrix
B. Singular matrix
C. Scalar matrix
D. Non singular matrix
4 Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.
A. p = 100
B. p = 110
C. p = 120
D. p = 140
5 A mathematical statement setting two algebraic expressions equal to each other is called.
A. Equations
B. Hypothesis
C. Inequality
D. All of above
6 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.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable
7 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
8 The elements in the Horizontal line in a matrix is called.
A. Columns
B. Rows
C. Elements
D. Diagonal
9 Who is regarded as the founder of theory of sets.
A. Adam Smith
B. Karl Frederich Gauss
C. George cantor
D. Euller
10 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric

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