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

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 # 2

Relation between two numbers or variables are called.

Question # 3

The simplest form of rectangular hyperbola is

Question # 4

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

Question # 5

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

Question # 6

The set of 'stars in the sky' is an example of

Question # 7

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

Question # 8

In a matrix , if there is only one row but any number of columns, it is called.

Question # 9

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

Question # 10

A set continuing no elements is called.

Question # 11

A positive definite Hessian fulfills the second order conditions for

Question # 12

The determinant of quadratic form is called.

Question # 13

If every elements of a raw or column of a square matrix A is zero, then the value of the determinant .

Question # 14

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

Question # 15

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

Question # 16

Matrix multiplication does not satisfy

Question # 17

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

Question # 18

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

Question # 19

if in a matrix , the number if rows is the same as the number of columns, it is called.

Question # 20

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.

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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 positive definite Hessian fulfills the second order conditions for
A. Maximum
B. Minimum
C. Both maximum and minimum
D. Mini max
2 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
3 If A and B are symmetric matrices, then A +B is
A. Symmetric
B. Non symmetric
C. Skew symmetric
D. Non skew symmetric
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 The signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank
6 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
7 If every elements of a raw or column of a square matrix A is zero, then the value of the determinant .
A. Equal
B. Zero
C. One
D. Negative related
8 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
9 Union of A and the universal set is
A. A
B. A'
C. Universal set
D. None of these
10 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

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