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

A positive definite Hessian fulfills the second order conditions for

Question # 2

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

Question # 3

The determinant of quadratic form is called.

Question # 4

A variable which is free to take any value we choose to assign to it is called.

Question # 5

If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.

Question # 6

If each element of a raw or column is a sum of two elements, the determinant can be expressed as the

Question # 7

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 # 8

Union of A and the universal set is

Question # 9

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

Question # 10

A matrix with all elements zero other than all the diagonals is called.

Question # 11

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

Question # 12

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

Question # 13

The set of subsets of a set A is called.

Question # 14

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

Question # 15

If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.

Question # 16

If A and B are symmetric matrix, then AB- BA is.

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

If the determinant formed by the elements of the matrix A is equal to zero, then the matrix is.

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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 each 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. None of these
2 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
3 For any square matrix A of order 'n' a +A is.
A. Skew symmetric
B. Non skew symmetric
C. Symmetric
D. Non symmetric
4 The value of the dependent variable where the graph cuts the y-axis is called.
A. X - intercept
B. Y- intercept
C. Slope
D. None of these
5 A square matrix with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
6 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
7 A variable which is free to take any value we choose to assign to it is called.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
8 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
9 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
10 Matrix multiplication does not satisfy
A. Associative law
B. Distributive law
C. Commutative law
D. None of the above

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