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

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

Question # 2

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

Question # 3

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

Question # 4

If B is a subset of A, then AUB =

Question # 5

Matrix multiplication does not satisfy

Question # 6

The signed minor of the matrass A is called.

Question # 7

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 # 8

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

Question # 9

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

Question # 10

if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.

Question # 11

if two sets do not have any common element, then they are called.

Question # 12

The simplest form of rectangular hyperbola is

Question # 13

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

Question # 14

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

Question # 15

A set continuing no elements is called.

Question # 16

AB = BA = 1 , then B is said to

Question # 17

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

Question # 18

A negative definite Hessian fulfills the second order conditions for.

Question # 19

Which method is used for finding inverse of a matrix.

Question # 20

If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.

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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 a possible use in encomia's for the circle or the ellipse is to model.
A. Production possibility curve
B. Demand cuve
C. Isocost liine
D. Supply curve
2 If every element of a raw of column of a square matrix A is zero, then the value of the determinant. is.
A. Equal
B. One
C. zero
D. Not equal
3 "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
4 The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.
A. Y intercept of the curve
B. Slope of the curve
C. X intercept of the curve
D. Marginal value
5 The objects constituting a set are called
A. Estimates
B. Elements
C. Set object
D. Noe of these
6 If all the elements of a matrix of any order are zero, it is called.
A. Identity matrix
B. Null matrix
C. Zero matrix
D. Both b and c
7 If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.
A. A
B. 1A
C. 1
D. Both a and b
8 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.
A. Jacobian determinant
B. Hessian determinant
C. Discriminant
D. None of these
9 A square matrix with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
10 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

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