Mathematics Practice Tests 4

Created by Ali Durrani

NET Practice

Math Practice Test 4

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1 / 100

Category: Math Ch 4 Class 12

The straight line which passes through one vertex and perpendicular to opposite side is
called:

Median

altitude

perpendicular bisector

normal

2 / 100

Category: Math Ch 2 Class 12

a

b

c

d

3 / 100

Category: Math Ch 4 Class 12

Line passes through the point of intersection of two line ?? and ?? is

?1?1 = ?2?2

?1 + ??2 = 0

?1 + ??2 = 1

None

4 / 100

Category: Math Ch 1 Class 12

The domain and range of identity function , ?: ? → ? is

?

+iv real numbers

–iv real numbers

integers

5 / 100

Category: Math Ch 6 Class 12

a

b

c

d

6 / 100

Category: Math Ch 3

In a homogeneous system of linear equations , the solution (0,0,0) is:

Trivial solution

non trivial solution

exact solution

anti symmetric

7 / 100

Category: Math Ch 6 Class 12

The circle whose radius is 1 is called:

Unit circle

point circle

circumcircle

in-circle

8 / 100

Category: Math Ch 13

a

b

c

d

9 / 100

Category: Math Ch 9

One rotation in anti-clock wise direction is equal to:

180°

270°

360°

90°

10 / 100

Category: Math Ch 3

11 / 100

Category: Math Ch 3

. If a matrix of order ? × ? then the matrix of order ? × ? is :

Transpose of A

Inverse of A

Main diagonal of A

Adjoint of A

12 / 100

Category: Math Ch 14

a

b

c

d

13 / 100

Category: Math Ch 7 Class 12

a

b

c

d

14 / 100

Category: Math Ch 12

a

b

c

d

15 / 100

Category: Math Ch 5 Class 12

The number of variables in ?? + ?? ≤ ? are

1

2

3

4

16 / 100

Category: Math Ch 3 Class 12

a

b

c

d

17 / 100

Category: Math Ch 4

The product of all four fourth roots of unity is:

Unity

0

-1

None

18 / 100

Category: Math Ch 13

a

b

c

d

19 / 100

Category: Math

Inverse of any element of a group is:

Not unique

unique

has many inverses

none of these

20 / 100

Category: Math Ch 2

Every recurring non terminating decimal represents

?

?′

?

None

21 / 100

Category: Math Ch 4

If product of all cube roots of unity is equal to ?^? + ? , then ? is equal to:

−1

0

±?

1

22 / 100

Category: Math Ch 5

If an equation is true for all values of the variable, then it is called:

a conditional equation

an identity

proper rational fraction

All of these

23 / 100

Category: Math Ch 8

a

b

c

d

24 / 100

Category: Math Ch 4 Class 12

The straight line which passes through one vertex and though the mid-point of the opposite
side is called:

Median

altitude

perpendicular bisector

normal

25 / 100

Category: Math

Every recurring decimal is

a rational number

an irrational number

a prime number

a whole number

26 / 100

Category: Math Ch 13

a

b

c

d

27 / 100

Category: Math Ch 7 Class 12

a

b

c

d

28 / 100

Category: Math Ch 2 Class 12

a

b

c

d

29 / 100

Category: Math Ch 3 Class 12

a

b

c

d

30 / 100

Category: Math Ch 9

Two rays with a common starting point form:

Triangle

Angle

Radian

Minute

31 / 100

Category: Math Ch 4

The complex fourth roots of unity are ……. of each other.

Additive inverse

equal to

square of

None of these

32 / 100

Category: Math Ch 6

4. As sequence whose range is ? ?. ?., set of real numbers is called:

Real sequence

Imaginary sequence

Natural sequence

Complex sequence

33 / 100

Category: Math Ch 4 Class 12

The lines represented by the equation ??^? + ???? + ??? = ? are coincident if

? + ? = 0

? – ? = 0

ℎ^2 + ?? = 0

None

34 / 100

Category: Math Ch 7 Class 12

a

b

c

d

35 / 100

Category: Math Ch 4

10. Product of cube roots of -1 is:

0

-1

1

None

36 / 100

Category: Math Ch 9

a

b

c

d

37 / 100

Category: Math Ch 14

a

b

c

d

38 / 100

Category: Math Ch 5 Class 12

An inequality with one or two variables has ________ solutions.

One

two

three

infinitely many

39 / 100

Category: Math Ch 7 Class 12

a

b

c

d

40 / 100

Category: Math Ch 2 Class 12

A point where 1st derivative of function is zero , is called

Stationary point

corner point

point of concurrency

common point

41 / 100

Category: Math Ch 7

Probability of non-occurrence of an event E is equal to :

1 − ?(?)

?(?) + ?(? ?(?)

?(?)/ ?(?)

1 + ?(?)

42 / 100

Category: Math Ch 4 Class 12

The slope-intercept form of the equation of the straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

????? + ????? = p

43 / 100

Category: Math

Inverse of a line is :

A line

a parabola

a point

not defined

44 / 100

Category: Math Ch 7 Class 12

a

b

c

d

45 / 100

Category: Math Ch 2

The graph of linear function is :

Circle

straight line

parabola

triangle

46 / 100

Category: Math Ch 3

7. If a matrix A has only one row then it is called:

Row vector

Column vector

square matrix

Rectangle matrix

47 / 100

Category: Math Ch 4 Class 12

The centroid of a triangle divides each median in the ration of

2:1

1:2

1:1

None of these

48 / 100

Category: Math Ch 9

a

b

c

d

49 / 100

Category: Math Ch 7 Class 12

a

b

c

d

50 / 100

Category: Math Ch 9

60th part of ?′ is equal to

1’

1’’

60’’

3600’’

51 / 100

Category: Math Ch 4 Class 12

a

b

c

d

52 / 100

Category: Math Ch 6

The last term of an infinite sequence is called :

??ℎ term

??

last term

does not exist

53 / 100

Category: Math Ch 4 Class 12

The point where the angle bisectors of a triangle intersect is called_________ of the triangle.

Centroid

in centre (

orthocenter

circumference

54 / 100

Category: Math Ch 3 Class 12

a

b

c

d

55 / 100

Category: Math Ch 7 Class 12

The angles ?, ?, ??? ? which a non-zero vector ? makes with ? − ????, ? − ???? and
? − ???? respectively are called_____________ of ?.

Direction cosines

direction ratios

direction angles

inclinations

56 / 100

Category: Math Ch 6

2. A sequence is also known as:

Real sequence

Progression

Arrangement

Complex sequence

57 / 100

Category: Math

An onto function is also called:

Injective

Surjective

Bijective

Inverse

58 / 100

Category: Math Ch 13

a

b

c

d

59 / 100

Category: Math Ch 3 Class 12

a

b

c

d

60 / 100

Category: Math Ch 2

Which of the following is true:

? ⊂ ?

all of these

61 / 100

Category: Math Ch 3 Class 12

a

b

c

d

62 / 100

Category: Math Ch 2 Class 12

a

b

c

d

63 / 100

Category: Math Ch 7 Class 12

a

b

c

d

64 / 100

Category: Math Ch 7

16. Four persons wants to sit in a circular sofa, the total ways are:

24

6

4

None of thes

65 / 100

Category: Math

The multiplicative identity of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

66 / 100

Category: Math Ch 14

An equation containing at least one trigonometric function is called:

Trigonometric function

Trigonometric equation

Trigonometric value

None

67 / 100

Category: Math Ch 1 Class 12

The term “Function” was recognized by______ to describe the dependence of one quantity
to another.

Lebnitz

Euler

Newton

Lagrange

68 / 100

Category: Math Ch 7 Class 12

a

b

c

d

69 / 100

Category: Math Ch 3

54. Transpose of a row matrix is:

Diagonal matrix

zero matrix

column matrix

scalar matrix

70 / 100

Category: Math Ch 7

Let ? = {?, ?, ?, … , ??} the probability that a number is divided by 4 is :

2/5

1/5

1/10

1/2

71 / 100

Category: Math Ch 9

Straight line angle is equal to

1/2 ????????

? radian

180°

All of these

72 / 100

Category: Math

A recurring decimal represents_____

Real number

Natural number

Rational number

None of these

73 / 100

Category: Math Ch 10

Fundamental law of trigonometry is , ???(? − ?)

???????? + ????????

???????? − ????????

???????? + ????????

???????? − ????????

74 / 100

Category: Math Ch 5

The quotient of two polynomials ?(?)/?(?), ?(?) ≠ ? is called :

Rational fraction

Irrational fraction

Partial fraction

Proper fraction

75 / 100

Category: Math Ch 7 Class 12

a

b

c

d

76 / 100

Category: Math Ch 14

a

b

c

d

77 / 100

Category: Math Ch 5 Class 12

Solution space consisting of all feasible solutions of system of linear in inequalities is called

Feasible solution

Optimal solution

Feasible region

General solution

78 / 100

Category: Math Ch 4 Class 12

a

b

c

d

79 / 100

Category: Math Ch 7 Class 12

The lines joining the mid-points of any two sides of a triangle is always _____to the third side.

Equal

Parallel

perpendicular

base

80 / 100

Category: Math Ch 11

Curves of the trigonometric functions repeat after fixed intervals because trigonometric
functions are

Simple

linear

quadratic

periodic

81 / 100

Category: Math Ch 1 Class 12

The quantity which is used as a variable as well as constant is called

Parameter

Constant

Real Number

None of these

82 / 100

Category: Math Ch 12

a

b

c

d

83 / 100

Category: Math Ch 2

Identity element in (?, . ) is:

(0,0)

(0,1)

(1,0)

(1,1)

84 / 100

Category: Math Ch 6

The next term of the sequence ?, ?, ??, ??, … is

112

120

124

None of these

85 / 100

Category: Math Ch 3

a

b

c

d

86 / 100

Category: Math Ch 4

5. The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

87 / 100

Category: Math Ch 7 Class 12

a

b

c

d

88 / 100

Category: Math Ch 4

Graph of quadratic equation is:

Straight line

Circle

square

Parabola

89 / 100

Category: Math Ch 3

a

b

c

d

90 / 100

Category: Math Ch 6

An arrangement of numbers according to some definite rule is called:

Sequence

Combination

Series

Permutation

91 / 100

Category: Math Ch 5 Class 12

An inequality with one or two variables has ________ solutions.

One

two

three

infinitely many

92 / 100

Category: Math Ch 3

a

b

c

d

93 / 100

Category: Math Ch 6 Class 12

The locus of a revolving line with one end fixed and other end on the circumference of a circle
of a circle is called:

a sphere

a circle

a cone

a conic

94 / 100

Category: Math Ch 2

The number of all subsets of a set having three elements is:

4

6

8

10

95 / 100

Category: Math Ch 2 Class 12

a

b

c

d

96 / 100

Category: Math Ch 3

In echelon form of matrix, the first non zero entry is called:

Leading entry

first entry

preceding entry

Diagonal entry

97 / 100

Category: Math Ch 6 Class 12

. Circle is the special case of :

Parabola

Hyperbola

Ellipse

None of these

98 / 100

Category: Math Ch 3

Which of the property does not hold matrix multiplication?

Associative

Commutative

Closure

Inverse

99 / 100

Category: Math Ch 7

a

b

c

d

100 / 100

Category: Math Ch 5

Which is a reducible factor:

?^3 − 6?^2 + 8?

?^2 + 16?

?^2 + 5? − 6

all of these

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