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

AB = BA = 1 , then B is said to

Question # 2

If two sets contain the same distinct elements, then they are called.

Question # 3

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

Question # 4

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

Question # 5

"Null set is proper subset of all the non nul sets" this statement is.

Question # 6

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

Question # 7

An equation in which all variables are raised to the first power is known as.

Question # 8

A negative definite Hessian fulfills the second order conditions for.

Question # 9

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

Question # 10

The determinant of a matrix and that of its transpose are

Question # 11

If A and B are symmetric matrices, then A +B is

Question # 12

Th transpose of the cofactor matrix is called.

Question # 13

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

Question # 14

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

Question # 15

A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.

Question # 16

The variable that stands alone on the left hand side of the equation such as y = 2x + 1 is known as.

Question # 17

The sufficient condition required for the matrix to posses inverse is that the matrix should be.

Question # 18

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

Question # 19

Who is regarded as the founder of theory of sets.

Question # 20

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

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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 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
2 If A and B are symmetric matrices, then A +B is
A. Symmetric
B. Non symmetric
C. Skew symmetric
D. Non skew symmetric
3 Collection of well defined distinct objects thought of as a whole is called
A. Union
B. Derivative
C. Set
D. Integral
4 A negative definite Hessian fulfills the second order conditions for.
A. Maximum
B. Minimum
C. both maximum and minimum
D. Mini max
5 A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.
A. zero
B. Non zero
C. One
D. None of the above
6 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
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.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable
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+B) = (B+A) this law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law
10 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric

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