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

Try The 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

The determinant of a matrix and that of its transpose are

Question # 2

AB = BA = 1 , then B is said to

Question # 3

Union of A and a null set is equal is.

Question # 4

If a consumer's budget constraint is given as P, X,+ Py Y = B thent he absolute slope of the budget line is.

Question # 5

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

Question # 6

If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.

Question # 7

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 # 8

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

Question # 9

The signed minor of the matrass A is called.

Question # 10

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

Question # 11

The objects constituting a set are called

Question # 12

Unknown values in an equation are called.

Question # 13

(A+B) + C =a +(B+C) This law of matrices is known as.

Question # 14

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

Question # 15

Relation between two numbers or variables are called.

Question # 16

If the determinant formed by the elements of the matrix is not equal to zero, then the matrix is called.

Question # 17

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

Question # 18

"No two elements of a set are identical" this statements is.

Question # 19

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

Question # 20

A diagonal matrix whose diagonal elements are equal is 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 If all the elements of a matrix of any order are zero, it is called.
A. Identity matrix
B. Null matrix
C. Zero matrix
D. Both b and c
2 A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.
A. zero
B. Non zero
C. One
D. None of the above
3 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
4 If matrix A is of m x n dimension, then A will be
A. n x m dimension
B. m x n dimension
C. n x p dimension
D. m x m dimension
5 The elements in the Horizontal line in a matrix is called.
A. Columns
B. Rows
C. Elements
D. Diagonal
6 A mathematical statement setting two algebraic expressions equal to each other is called.
A. Equations
B. Hypothesis
C. Inequality
D. All of above
7 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
8 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA
9 a x2 + bx + c = 0
A. Linear equation
B. Quadratic equation
C. Polynomial of degree five
D. None of these
10 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

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