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

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

Question # 3

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

Question # 4

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 # 5

a x2 + bx + c = 0

Question # 6

The slope of a horizontal line is.

Question # 7

Ordered Pairs of two sets are called.

Question # 8

AB = BA = 1 , then B is said to

Question # 9

a possible use in encomia's for the circle or the ellipse is to model.

Question # 10

if A = A , then A is

Question # 11

A negative definite Hessian fulfills the second order conditions for.

Question # 12

A set totality of elements from all possible sets is called.

Question # 13

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

Question # 14

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

Question # 15

Union of A and a null set is equal is.

Question # 16

The elements in the Horizontal line in a matrix is called.

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

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

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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 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
2 AB = BA = 1 , then B is said to
A. Ad joint of matrix of A
B. Inverse matrix of A
C. Determinant of A
D. Cofactor of a
3 Who is regarded as the founder of theory of sets.
A. Adam Smith
B. Karl Frederich Gauss
C. George cantor
D. Euller
4 If each element of a raw or column is a sum of two elements, the determinant can be expressed as the
A. Sun of two determinants
B. Difference of two determinants
C. Multiplication of two determinants
D. Division of two determinants
5 If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.
A. Symmetric matrix
B. Transpose of a matrix
C. Singular matrix
D. Rank of matrix
6 "Null set is proper subset of all the non nul sets" this statement is.
A. Always true
B. sometimes true
C. Never true
D. True subject to some conditions
7 Which method is used for finding inverse of a matrix.
A. Gauss elimination method
B. Henrich standard method
C. Co factor method
D. Both a and c
8 A matrix with all elements zero other than all the diagonals is called.
A. Diagonal matrix
B. Orthogonal matrix
C. Unit matrix
D. Column vector
9 The set of all elements belonging to A but not to B is.
A. B - A
B. A - B
C. A'
D. B'
10 Unknown values in an equation are called.
A. Constants
B. Numeraire
C. Variables
D. All of the above

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