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

Th transpose of the cofactor matrix is called.

Question # 2

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

Question # 3

Matrix multiplication does not satisfy

Question # 4

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

Question # 5

A inverse is defined only if A is a

Question # 6

If matrix A is of m x n dimension, then A will be

Question # 7

if A = A , then A is

Question # 8

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

Question # 9

The simplest form of rectangular hyperbola is

Question # 10

If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.

Question # 11

A positive definite Hessian fulfills the second order conditions for

Question # 12

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

Question # 13

A set containing only one element is termed as

Question # 14

For any square matrix A of order 'n' a +A is.

Question # 15

The slope of a horizontal line is.

Question # 16

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 # 17

a x2 + bx + c = 0

Question # 18

A polynomial equation with degree two a called.

Question # 19

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

Question # 20

Which method is used for finding inverse of a matrix.

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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 set of 'stars in the sky' is an example of
A. Countable set
B. Infinite set
C. Finite set
D. unit set
2 if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are called.
A. Implicit functions
B. explicit functions
C. Simultaneous equations
D. Quadratic equations
3 Collection of well defined distinct objects thought of as a whole is called
A. Union
B. Derivative
C. Set
D. Integral
4 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
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 A function where a variable x can only very in jumps, is often called.
A. Non linear functions
B. Inverse function
C. Step function
D. All of above
8 If two sets contain the same distinct elements, then they are called.
A. Equal sets
B. Unequal sets
C. Equivalent sets
D. All of the above
9 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
10 The signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank

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