Mathematics Practice Tests 3 - PLS Academy

Mathematics Practice Tests Overview

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Created by Ali Durrani

NET Practice

Math Practice Test 3

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1 / 100

Category: Math

Which of the following is not a binary operation :

√

–

2 / 100

Category: Math Ch 6 Class 12

The set of points which are equal distance from a fixed point is called:

Circle

Parabola

Ellipse

Hyperbola

3 / 100

Category: Math Ch 7 Class 12

4 / 100

Category: Math Ch 3 Class 12

5 / 100

Category: Math Ch 3 Class 12

6 / 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

7 / 100

Category: Math Ch 3

If the system of linear equations have no solution at all, then it is called a/an

Consistent system

Inconsistent system

Trivial System

Non Trivial System

8 / 100

Category: Math Ch 3 Class 12

9 / 100

Category: Math Ch 3

8. If a matrix A has only one column then it is called:

Row vector

Column vector

square matrix

Rectangle matrix

10 / 100

Category: Math Ch 5

A quadratic factor which cannot written as a product of linear factors with real coefficients is
called:

An irreducible factor

reducible factor

an irrational factor

an improper factor

11 / 100

Category: Math Ch 3 Class 12

The equation ? = ?? − ?? + ? represents ( ? being a parameter )
(Error Comment below the anwser)

One parabola

family of parabolas

family of line

two parabolas

12 / 100

Category: Math Ch 5 Class 12

13 / 100

Category: Math Ch 7 Class 12

14 / 100

Category: Math Ch 9

One right angle is equal to

?/2 ??????

90°

1/4 ????????

All of these

15 / 100

Category: Math Ch 3 Class 12

∫?′(?)/?(?) ?? =

??? + ?

???(?) + ?

???′(?) + ?

?′(?)???(?) + c

16 / 100

Category: Math Ch 7 Class 12

17 / 100

Category: Math Ch 2 Class 12

18 / 100

Category: Math Ch 3 Class 12

19 / 100

Category: Math Ch 1

The additive identity in set of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

20 / 100

Category: Math

The graph of linear function is :

Circle

straight line

parabola

triangle

21 / 100

Category: Math Ch 4 Class 12

22 / 100

Category: Math Ch 3 Class 12

23 / 100

Category: Math Ch 3 Class 12

24 / 100

Category: Math Ch 6 Class 12

25 / 100

Category: Math Ch 5

26 / 100

Category: Math Ch 3

The main diagonal elements of a skew hermitian matrix must be:

any non-zero number

any complex number

27 / 100

Category: Math Ch 2 Class 12

28 / 100

Category: Math Ch 7 Class 12

. If the dot product of two vectors is zero, then the vectors must be

Parallel

orthogonal

reciprocal

equal

29 / 100

Category: Math Ch 3 Class 12

∫???+?? =

???? + ?

tan^−1 +?

???? + ?

cot−1 x

30 / 100

Category: Math Ch 14

31 / 100

Category: Math Ch 1

The multiplicative identity of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

32 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

33 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

34 / 100

Category: Math Ch 9

Sexagesimal system is also called

German System

English System

C.G.S System

SI System

35 / 100

Category: Math Ch 13

36 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

37 / 100

Category: Math Ch 4 Class 12

38 / 100

Category: Math Ch 3 Class 12

39 / 100

Category: Math Ch 12

A triangle which is not right is called:

Oblique triangle

Isosceles triangle

Scalene triangle

Right isosceles

40 / 100

Category: Math Ch 7 Class 12

41 / 100

Category: Math Ch 3 Class 12

42 / 100

Category: Math Ch 4 Class 12

In the normal form, ????? + ????? = ? the value of ? is

Positive

Negative

positive or negative

Zero

43 / 100

Category: Math Ch 2 Class 12

44 / 100

Category: Math Ch 7

45 / 100

Category: Math Ch 4

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

Additive inverse

Equal to

Conjugate

None of these

46 / 100

Category: Math Ch 13

47 / 100

Category: Math Ch 3

Let A be a matrix and ? is an integer then ? + ? + ? + ⋯ to ? terms

? + ?

? − ?

?^?

48 / 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

49 / 100

Category: Math Ch 4 Class 12

If three lines pass through one common point then the lines are called

Parallel

coincident

concurrent

congruent

50 / 100

Category: Math Ch 6 Class 12

The equation ?? + ?? = ? then circle is

Point Circle

Unit Circle

Real circle

Imaginary Circle

51 / 100

Category: Math Ch 7 Class 12

52 / 100

Category: Math Ch 5 Class 12

The feasible solution which maximizes or minimizes the objective function is called

Exact solution

optimal solution

final solution

objective function

53 / 100

Category: Math Ch 3 Class 12

54 / 100

Category: Math Ch 4

The product of all four fourth roots of unity is:

Unity

-1

None

55 / 100

Category: Math Ch 12

A triangle which is not right is called:

Oblique triangle

Isosceles triangle

Scalene triangle

Right isosceles triangle

56 / 100

Category: Math Ch 4 Class 12

If the equations of the sides of a triangle are given then the intersection of any two lines in
pairs gives ________ the triangles.

Vertices

centre

mid-points of sides

centriod

57 / 100

Category: Math Ch 4

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

−1

±?

58 / 100

Category: Math Ch 7 Class 12

59 / 100

Category: Math Ch 4 Class 12

The two intercepts form of the equation of the straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

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

60 / 100

Category: Math Ch 3

13. For a square matrix ? = [???]if all ??? = ?, ? ≠ ? and at least ??? ≠ ?, ? = ? then A is called:

Diagonal matrix

Scalar Matrix

None

Null matrix

61 / 100

Category: Math Ch 4

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

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

62 / 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

63 / 100

Category: Math Ch 2 Class 12

64 / 100

Category: Math Ch 6

65 / 100

Category: Math Ch 5 Class 12

The symbols used for inequality are

66 / 100

Category: Math Ch 4

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

Multiplicative inverse

reciprocal

square

None of these

67 / 100

Category: Math Ch 4 Class 12

A line bisecting 2nd and 4th quadrants has inclination:

0°

45°

135°

∞

68 / 100

Category: Math Ch 4

The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

69 / 100

Category: Math Ch 14

70 / 100

Category: Math Ch 13

71 / 100

Category: Math Ch 5 Class 12

(0,0) is satisfied by

? − ? < 10

2? + 5? > 10

? − ? ≥ 13

None

72 / 100

Category: Math Ch 12

To solve an oblique triangles when measure of three sides are given , we can use:

Hero’s formula

Law of cosine

Law of sine

Law of tangents

73 / 100

Category: Math

Inverse of a line is :

A line

a parabola

a point

not defined

74 / 100

Category: Math Ch 3 Class 12

75 / 100

Category: Math Ch 9

The system of angular measurement in which the angle is measured in radian is called:

Sexagesimal System

Circular System

English System

Gradient System

76 / 100

Category: Math Ch 13

77 / 100

Category: Math Ch 3

A rectangular array of numbers enclosed by a square brackets is called:

Matrix

Row

Column

Determinant

78 / 100

Category: Math Ch 8

79 / 100

Category: Math Ch 7 Class 12

The vector whose initial point is at the origin and terminal point is ? , is called

Null vector

unit vector

position vector

normal vector

80 / 100

Category: Math Ch 3

81 / 100

Category: Math Ch 1 Class 12

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

+iv real numbers

–iv real numbers

integers

82 / 100

Category: Math Ch 10

83 / 100

Category: Math Ch 9

84 / 100

Category: Math Ch 3 Class 12

?? ? > 0 ??? ? ≠ 1 ?ℎ?? , ∫ ?^??? =

?^ ? + ?

?^ ? ??? + ?

?^ ? /??? + ?

?^ (?+1) /?+1 + ?

85 / 100

Category: Math Ch 3 Class 12

86 / 100

Category: Math Ch 14

87 / 100

Category: Math Ch 2

Inverse of any element of a group is:

Not unique

unique

has many inverses

none of these

88 / 100

Category: Math Ch 2 Class 12

89 / 100

Category: Math Ch 5 Class 12

For feasible region:

? ≥ 0, ? ≥ 0

? ≥ 0, ? ≤ 0

? ≤ 0, ? ≥ 0

? ≤ 0, ? ≤ 0

90 / 100

Category: Math Ch 6

91 / 100

Category: Math Ch 11

92 / 100

Category: Math Ch 3 Class 12

93 / 100

Category: Math Ch 2 Class 12

A stationary point is called ______ if it is either a maximum point or a minimum point

Stationary point

turning point

critical point

point of inflexion

94 / 100

Category: Math Ch 7 Class 12

95 / 100

Category: Math Ch 6

96 / 100

Category: Math Ch 7 Class 12

97 / 100

Category: Math Ch 2

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

98 / 100

Category: Math Ch 9

If the rotation of the angle is counter clock wise, then angle is:

Negative

Positive

Non-Negative

None of these

99 / 100

Category: Math Ch 6 Class 12

100 / 100

Category: Math

Your score is

The average score is 54%

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