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

If two sets contains the same number of distinct elements but not the same elements are called.

Question # 2

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 # 3

Collection of well defined distinct objects thought of as a whole is called

Question # 4

A diagonal matrix whose diagonal elements are equal is called.

Question # 5

The determinant of quadratic form is called.

Question # 6

Th transpose of the cofactor matrix is called.

Question # 7

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

Question # 8

if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.

Question # 9

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

Question # 10

A polynomial equation with degree two a called.

Question # 11

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

Question # 12

Union of A and the universal set is

Question # 13

A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.

Question # 14

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

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

A inverse is defined only if A is a

Question # 17

A set containing only one element is termed as

Question # 18

The equilibrium price and quantity , given the inverse demand and supply functions.
po = 3q +30 and p s = 2q -5

Question # 19

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

Question # 20

The objects constituting a set are 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 For any square matrix a of order 'n'a (Ad)A) is equal to.
A. (Ad) A) A
B. Determinant A
C. Rank of A
D. Both a and b
3 a x2 + bx + c = 0
A. Linear equation
B. Quadratic equation
C. Polynomial of degree five
D. None of these
4 if two sets do not have any common element, then they are called.
A. Complement sets
B. Joint sets
C. Disjoint sets
D. None of these
5 Matrix multiplication does not satisfy
A. Associative law
B. Distributive law
C. Commutative law
D. None of the above
6 The set of all elements belonging to A but not to B is.
A. B - A
B. A - B
C. A'
D. B'
7 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
8 A set totality of elements from all possible sets is called.
A. Union set
B. Intersection set
C. Universal set
D. Unit set
9 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
10 (A+B) = (B+A) this law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law

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