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 = A , then A is

Question # 2

Given or known values in an equation are called.

Question # 3

A set containing only one element is termed as

Question # 4

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 # 5

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

Question # 6

"No two elements of a set are identical" this statements is.

Question # 7

The associative law of union is

Question # 8

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

Question # 9

A inverse is defined only if A is a

Question # 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.

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Matrix multiplication does not satisfy

Question # 15

The set of all elements belonging to A but not to B is.

Question # 16

The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.

Question # 17

If B is a subset of A ,then A is a

Question # 18

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

Question # 19

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

Question # 20

Th transpose of the cofactor matrix 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 A set continuing no elements is called.
A. Null set
B. mpty set
C. void set
D. all of the above
2 (A+B) = (B+A) this law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law
3 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
4 In a matrix , if there is only one row but any number of columns, it is called.
A. Row matrix
B. Column matrix
C. Raw vector
D. Both a and c
5 Ordered Pairs of two sets are called.
A. Elements
B. Function
C. Cartesian product
D. None of the above
6 Union of A and a null set is equal is.
A. Intersection of A and null set
B. Null set
C. Both a and b
D. A
7 A square matrix a such that A2 = a is called.
A. Orthogonal matrix
B. Skew symmetric matrix
C. Idempotent matrix
D. Singular matrix
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 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
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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