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 and B are symmetric matrices, then A +B is

Question # 2

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

Question # 3

AB = BA = 1 , then B is said to

Question # 4

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

Question # 5

The slope of a horizontal line is.

Question # 6

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 # 7

Given or known values in an equation are called.

Question # 8

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

Question # 9

A polynomial equation with degree two a called.

Question # 10

If a consumer's budget constraint is given as P, X,+ Py Y = B thent he absolute slope of the budget line is.

Question # 11

a x2 + bx + c = 0

Question # 12

Unknown values in an equation are called.

Question # 13

The determinant of quadratic form is called.

Question # 14

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

Question # 15

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

Question # 16

The simplest form of rectangular hyperbola is

Question # 17

Which method is used for finding inverse of a matrix.

Question # 18

The associative law of union is

Question # 19

If the determinant formed by the elements of the matrix is not equal to zero, then the matrix is called.

Question # 20

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

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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 If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.
A. Symmetric matrix
B. Transpose of a matrix
C. Singular matrix
D. Rank of matrix
2 A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.
A. Hassian determinatn
B. Jacobian determiant
C. Discrimianant
D. First order determinant
3 The objects constituting a set are called
A. Estimates
B. Elements
C. Set object
D. Noe of these
4 The variable that stands alone on the left hand side of the equation such as y = 2x + 1 is known as.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
5 a x2 + bx + c = 0
A. Linear equation
B. Quadratic equation
C. Polynomial of degree five
D. None of these
6 "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
7 A positive definite Hessian fulfills the second order conditions for
A. Maximum
B. Minimum
C. Both maximum and minimum
D. Mini max
8 A linear function of the form 6x2 - 2y + 8 = 0 is known as.
A. Explicit function
B. implicit function
C. Quadratic function
D. All of the above
9 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
10 if in a matrix , the number if rows is the same as the number of columns, it is called.
A. Singular matrix
B. Non singular matrix
C. Square matrix
D. Column vector

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