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

Th transpose of the cofactor matrix is called.

Question # 2

Which method is used for finding inverse of a matrix.

Question # 3

The point at which the graph cuts the x axis is called.

Question # 4

Unknown values in an equation are called.

Question # 5

A inverse is defined only if A is a

Question # 6

if A = A , then A is

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

The simplest form of rectangular hyperbola is

Question # 13

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

Question # 14

Ordered Pairs of two sets are called.

Question # 15

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

Question # 16

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

Question # 17

The objects constituting a set are called

Question # 18

The set which contains all the element of the two given sets A and B, avoiding duplication, is called.

Question # 19

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

Question # 20

Collection of well defined distinct objects thought of as a whole 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 signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank
2 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
3 A set continuing no elements is called.
A. Null set
B. mpty set
C. void set
D. all of the above
4 Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.
A. p = 100
B. p = 110
C. p = 120
D. p = 140
5 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA
6 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
7 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
8 The elements in the Horizontal line in a matrix is called.
A. Columns
B. Rows
C. Elements
D. Diagonal
9 "Null set is proper subset of all the non nul sets" this statement is.
A. Always true
B. sometimes true
C. Never true
D. True subject to some conditions
10 A positive definite Hessian fulfills the second order conditions for
A. Maximum
B. Minimum
C. Both maximum and minimum
D. Mini max

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