Deck 1: Mathematical Concepts and Operations

Question 1

George cantor is the

A)Father of Mathematics
B)Father of statistics
C)Father of Set Theory
D)None

Answer 1

Father of Set Theory

Question 2

Which method is also known as tabular method

A)Roster method
B)Set builder form
C)Both a and b
D)None

Answer 2

Roster method

Question 3

Which is also known as property method

A)Roster method
B)Set builder method
C)Both a and b
D)None

Answer 3

Set builder method

Question 4

A set with no elements is a

A)Null set
B)Finite set
C)Infinite set
D)None

Question 5

A set which is empty (or) consists of a definite number of elements is called

A)Null set
B)Finite set
C)Infinite set
D)None

Question 6

Two set A and B are said to be equal if they have exactly the same elements and we write it

A)A ? B
B)A = B
C)A € B
D)None

Question 7

Two finite sets A and B are said to be equivalent set if cardinality of both sets are

A)Equal
B)Not equal
C)Similar
D)none

Question 8

Which of the following are examples of null set

A)Set of even prime numbers
B)Set of letters in English alphabets
C)Set of odd natural numbers divisible by 2
D)All the above

Question 9

In the following state whether A=B

A)A= {4,8,12,16} B = {8,4,16,18}
B)A= {x : x is a multiple of 10 } B= {10, 15, 20, 25 ….}
C)A= {a, b, c, d} B = {d, c, b, a}
D)None

Question 10

A set 'A' is said to be a subset of a set B if every element of A is

A)Also an element of A
B)Also an element of B
C)Not an element of B
D)Not an element of A

Question 11

The Value of determinant a b c d is

A)ad - bc
B)ab - cd
C)bd - ac
D)bc - ad

Question 12

a 0 b ?a is =

A)ab
B)0
C)a2
D)b

Question 13

The Value of the determinant 5 6 3 4 is ______

A)2
B)- 2
C)38
D)- 38

Question 14

if the rows and columns of determinant are interchanged, the determinate value ………………….

A)Remains the same
B)The sign of the value is changed
C)Becomes zero
D)None

Question 15

A matrix with equal number of rows and colume is called

A)Square matrix
B)Column
C)Row
D)none

Question 16

A matrix in which every element is Zero

A)Unit
B)Diagonal
C)Scalar
D)Null

Question 17

A square matrix in which all the laments except those in leading diagonal are zero is called ……………. Matrix

A)Zero
B)Null
C)Diagonal
D)None

Question 18

A………… is matrix which has only one column

A)Column
B)Row
C)Diagonal
D)Square

Question 19

A square matrix in which elements in the diagonal are1 and rest is all zero is called

A)Diagonal matrix
B)Zero matrix
C)Identity matrix
D)none

Question 20

If all elements in the matrix are zero then it is

A)Diagonal matrix
B)Square matrix
C)Identity matrix
D)Zero matrix

Question 21

The sum of two matrices is a matrix obtained by adding ………………... elements of the given matrices

A)Corresponding
B)Opposite
C)Same
D)none

Question 22

A (B+C) = AB + AC is a

A)Associative law
B)Cumulative law
C)Distributive law
D)Corresponding law

Question 23

The transpose of a matrix A is denoted by

A)At
B)A
C)A(x)
D)None

Question 24

A rectangular matrix does not possess

A)Inverse matrix
B)Square matrix
C)Zero matrix
D)None

Question 25

The solution of the equation 4 =2/3 x is …………..

A)6
B)12
C)8
D)16