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

Question # 2

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

Question # 3

The determinant of quadratic form is called.

Question # 4

A inverse is defined only if A is a

Question # 5

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

Question # 6

Unknown values in an equation are called.

Question # 7

A diagonal matrix whose diagonal elements are equal is called.

Question # 8

The set of subsets of a set A is called.

Question # 9

If B is a subset of A, then AUB =

Question # 10

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

Question # 11

The signed minor of the matrass A is called.

Question # 12

A possible use in economies for the circle of the ellipse is to model.

Question # 13

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

Question # 14

The slope of a horizontal line is.

Question # 15

If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.

Question # 16

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

Question # 17

A set containing only one element is termed as

Question # 18

Th transpose of the cofactor matrix is called.

Question # 19

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

Question # 20

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

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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 The matrix A multiplies by its inverse will b e a.
A. Identity matrix
B. Skew symmetric matrix
C. Idempotent matrix
D. Adjoin of a matrix
2 A negative definite Hessian fulfills the second order conditions for.
A. Maximum
B. Minimum
C. both maximum and minimum
D. Mini max
3 Union of A and the universal set is
A. A
B. A'
C. Universal set
D. None of these
4 A positive definite Hessian fulfills the second order conditions for
A. Maximum
B. Minimum
C. Both maximum and minimum
D. Mini max
5 If B is a subset of A, then AUB =
A. B
B. Intersection of A and B
C. A
D. None of these
6 In Vann diagram the universal set is represented by
A. Points within a rectangle
B. Points within a circle
C. Both a and b
D. None of these
7 The elements in the Horizontal line in a matrix is called.
A. Columns
B. Rows
C. Elements
D. Diagonal
8 Unknown values in an equation are called.
A. Constants
B. Numeraire
C. Variables
D. All of the above
9 If a consumer's budget constraint is given as P, X,+ Py Y = B thent he absolute slope of the budget line is.
A. B
B. x/y
C. P/Py
D. None of these
10 If B is a subset of A ,then A is a
A. Super set of B
B. Sub set of B
C. Empty set of B
D. Universal set of B

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