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

Question # 2

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 # 3

Given or known values in an equation are called.

Question # 4

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

Question # 5

The set of subsets of a set A is called.

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

A determinant compose of all the second order partial derivatives, with the second order direct partials on the principal diagonal and the second order cross partials off the principal diagonal and which is used to second order condition of optimization is called.

Question # 10

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

Question # 11

A polynomial equation with degree two a called.

Question # 12

Union of A with B is same as union of B with A, that is AUB = BUA is termed as

Question # 13

Ordered Pairs of two sets are called.

Question # 14

The equilibrium price and quantity , given the inverse demand and supply functions.
po = 3q +30 and p s = 2q -5

Question # 15

a x2 + bx + c = 0

Question # 16

If each element of a raw or column is a sum of two elements, the determinant can be expressed as the

Question # 17

AB = BA = 1 , then B is said to

Question # 18

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

Question # 19

(A+B) = (B+A) this law of matrices is known as.

Question # 20

The value of the dependent variable where the graph cuts the y-axis 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 B is a subset of A, then AUB =
A. B
B. Intersection of A and B
C. A
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 The set which contains all the element of the two given sets A and B, avoiding duplication, is called.
A. Intersection of A and B
B. Union of A and B
C. Set A and B
D. None of these
4 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
5 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
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 The simplest form of rectangular hyperbola is
A. y = 1/x
B. y = x2
C. y = x-2
D. y = x3
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 Th transpose of the cofactor matrix is called.
A. Adjoin of the matrix
B. Power of a matrix
C. Minor of the matrix
D. Rank of a matrix
10 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

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