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 encomia's for the circle or the ellipse is to model.

Question # 2

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

Question # 3

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

Question # 4

A polynomial equation with degree two a called.

Question # 5

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 # 6

In Vann diagram the universal set is represented by

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

any number raise to the power zero is always equal to.

Question # 11

A positive definite Hessian fulfills the second order conditions for

Question # 12

a x2 + bx + c = 0

Question # 13

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

Question # 14

Union of A and the universal set is

Question # 15

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 # 16

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

Question # 17

Which method is used for finding inverse of a matrix.

Question # 18

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

Question # 19

(A+B) = (B+A) this law of matrices is known as.

Question # 20

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.

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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 Which method is used for finding inverse of a matrix.
A. Gauss elimination method
B. Henrich standard method
C. Co factor method
D. Both a and c
2 In Vann diagram the universal set is represented by
A. Points within a rectangle
B. Points within a circle
C. Both a and b
D. None of these
3 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
4 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
5 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
6 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
7 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
8 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
9 Th transpose of the cofactor matrix is called.
A. Adjoin of the matrix
B. Power of a matrix
C. Minor of the matrix
D. Rank of a matrix
10 Union of A with B is same as union of B with A, that is AUB = BUA is termed as
A. Associative law of union
B. Cumulative law of union
C. Reflective law
D. All the above

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