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

Try The 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

For any square matrix a of order 'n'a (Ad)A) is equal to.

Question # 2

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 # 3

In Vann diagram the universal set is represented by

Question # 4

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

Question # 5

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

Question # 6

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.

Question # 7

The simplest form of rectangular hyperbola is

Question # 8

if A = A , then A is

Question # 9

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

Question # 10

Unknown values in an equation are called.

Question # 11

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

Question # 12

A polynomial equation with degree two a called.

Question # 13

If matrix A is of m x n dimension, then A will be

Question # 14

Union of A with B is same as union of B with A, that is AUB = BUA is termed as

Question # 15

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

Question # 16

A matrix with all elements zero other than all the diagonals is called.

Question # 17

A inverse is defined only if A is a

Question # 18

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

Question # 19

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

Question # 20

The signed minor of the matrass A is called.

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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 slope of a horizontal line is.
A. One
B. Zero
C. Three
D. two
2 The determinant of quadratic form is called.
A. Jacobian determinant
B. Hessian determinant
C. Discriminant
D. None of these
3 The sufficient condition required for the matrix to posses inverse is that the matrix should be.
A. square matrix
B. Singular matrix
C. Non singular matrix
D. Orthogonal matrix
4 If matrix A is of m x n dimension, then A will be
A. n x m dimension
B. m x n dimension
C. n x p dimension
D. m x m dimension
5 Matrix multiplication does not satisfy
A. Associative law
B. Distributive law
C. Commutative law
D. None of the above
6 A square matrix A, such that A = A ' is called a
A. Symmetric matrix
B. Skew symmetric matrix
C. Singular matrix
D. Rank of a matrix
7 The set which contains all the element of the two given sets A and B, avoiding duplication, is called.
A. Intersection of A and B
B. Union of A and B
C. Set A and B
D. None of these
8 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
9 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
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.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable

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