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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

A square matrix a such that A2 = a is called.

Question # 10

Given or known values in an equation are called.

Question # 11

Th transpose of the cofactor matrix is called.

Question # 12

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

Question # 13

A diagonal matrix whose diagonal elements are equal is called.

Question # 14

If B is a subset of A ,then A is a

Question # 15

A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.

Question # 16

If A and B are symmetric matrices, then A +B is

Question # 17

A positive definite Hessian fulfills the second order conditions for

Question # 18

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

Question # 19

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

Question # 20

if in a matrix , the number if rows is the same as the number of columns, it 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 A and B are symmetric matrix, then AB- BA is.
A. Symmetric
B. Skew symmetric matrix
C. Idempotent matrix
D. Orthogonal matrix
2 Ordered Pairs of two sets are called.
A. Elements
B. Function
C. Cartesian product
D. None of the above
3 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
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 If A and B are symmetric matrices, then A +B is
A. Symmetric
B. Non symmetric
C. Skew symmetric
D. Non skew symmetric
6 if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.
A. Implicit functions
B. explicit functions
C. Simultaneous equations
D. Quadratic equations
7 Union of A with A, that is A U A.
A. Complement of A
B. A itself
C. Con not be determined
D. None of these
8 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
9 In a matrix , if there is only one row but any number of columns, it is called.
A. Row matrix
B. Column matrix
C. Raw vector
D. Both a and c
10 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA

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