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 set containing only one element is termed as

Question # 2

Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.

Question # 3

A positive definite Hessian fulfills the second order conditions for

Question # 4

The matrix A multiplies by its inverse will b e a.

Question # 5

A possible use in economies for the circle of the ellipse is to model.

Question # 6

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

Question # 7

if A = A , then A is

Question # 8

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

Question # 9

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 # 10

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

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

Question # 13

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

Question # 14

"No two elements of a set are identical" this statements is.

Question # 15

Union of A with A, that is A U A.

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Ordered Pairs of two sets are called.

Question # 20

A diagonal matrix whose diagonal elements are equal 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 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
2 If A and B are symmetric matrix, then AB- BA is.
A. Symmetric
B. Skew symmetric matrix
C. Idempotent matrix
D. Orthogonal matrix
3 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
4 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA
5 If two sets contains the same number of distinct elements but not the same elements are called.
A. Pie diagram
B. Venn diagrams
C. Histogram
D. Ogives
6 A mathematical statement setting two algebraic expressions equal to each other is called.
A. Equations
B. Hypothesis
C. Inequality
D. All of above
7 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
8 Union of A with B is same as union of B with A, that is AUB = BUA is termed as
A. Associative law of union
B. Cumulative law of union
C. Reflective law
D. All the above
9 The set which contains all the element of the two given sets A and B, avoiding duplication, is called.
A. Intersection of A and B
B. Union of A and B
C. Set A and B
D. None of these
10 The function y = 2x + 1 and x = 1/2 y - 1/2 are said to be.
A. Non linear functions
B. Inverse functions
C. Step functions
D. All the above

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