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 square matrix a such that A2 = a is called.

Question # 2

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

Question # 3

Given the demand function qo = -8p +2000 and tis inverse p = -1/8 qo + 250 ,p in the inverse function which is interpreted as the maximum price that buyers are willing to pay for the.

Question # 4

A square matrix with 1's in its principal diagonal and zeros every where else is.

Question # 5

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

Question # 6

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

Question # 7

The function y = 2x + 1 and x = 1/2 y - 1/2 are said to be.

Question # 8

Who is regarded as the founder of theory of sets.

Question # 9

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

Question # 10

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 # 11

The associative law of union is

Question # 12

Unknown values in an equation are called.

Question # 13

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

Question # 14

A positive definite Hessian fulfills the second order conditions for

Question # 15

Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.

Question # 16

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

Question # 17

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

Question # 18

A polynomial equation with degree two a called.

Question # 19

A diagonal matrix whose diagonal elements are equal is called.

Question # 20

A negative definite Hessian fulfills the second order conditions for.

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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 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
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.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable
3 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
4 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
5 A variable which is free to take any value we choose to assign to it is called.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
6 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
7 The set of subsets of a set A is called.
A. Power set of A
B. Complement of A
C. Both a and b
D. None of these
8 The objects constituting a set are called
A. Estimates
B. Elements
C. Set object
D. Noe of these
9 Given the demand function qo = -8p +2000 and tis inverse p = -1/8 qo + 250 ,p in the inverse function which is interpreted as the maximum price that buyers are willing to pay for the.
A. Supply price
B. Demand price
C. Equilibrium price
D. Reserved price
10 A negative definite Hessian fulfills the second order conditions for.
A. Maximum
B. Minimum
C. both maximum and minimum
D. Mini max

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