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

The multiplicative identity of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

2 / 100

Category: Math Ch 2 Class 12

3 / 100

Category: Math Ch 4

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

−1

±?

4 / 100

Category: Math Ch 1

The multiplicative identity of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

5 / 100

Category: Math Ch 9

6 / 100

Category: Math Ch 5 Class 12

An inequality with one or two variables has ________ solutions.

One

two

three

infinitely many

7 / 100

Category: Math Ch 13

8 / 100

Category: Math Ch 3

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

any non-zero number

any complex number

9 / 100

Category: Math Ch 5 Class 12

The symbols used for inequality are

10 / 100

Category: Math Ch 2 Class 12

11 / 100

Category: Math Ch 10

12 / 100

Category: Math Ch 12

13 / 100

Category: Math Ch 6 Class 12

For any parabola in the standard form , if the directrix is ? = ? , then its equation is

?2 = 4??

?2 = −4??

?2 = 4??

2 = −4?y

14 / 100

Category: Math Ch 3 Class 12

15 / 100

Category: Math Ch 5

When a rational fraction is separated into partial fractions, then result is always :

A conditional equations

an identity

a partial fraction

an improper fraction

16 / 100

Category: Math Ch 6 Class 12

Two conics always intersect each other in ______ points

one

two

four

17 / 100

Category: Math Ch 8

18 / 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

19 / 100

Category: Math Ch 3

20 / 100

Category: Math Ch 3 Class 12

21 / 100

Category: Math Ch 6

22 / 100

Category: Math Ch 3 Class 12

23 / 100

Category: Math Ch 7 Class 12

. If the scalar product of three vectors is zero, then vectors are

Collinear

coplanar

non coplanar

non-collinear

24 / 100

Category: Math Ch 3

54. Transpose of a row matrix is:

Diagonal matrix

zero matrix

column matrix

scalar matrix

25 / 100

Category: Math Ch 12

26 / 100

Category: Math Ch 7 Class 12

27 / 100

Category: Math Ch 3

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

? + ?

? − ?

?^?

28 / 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

29 / 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

30 / 100

Category: Math Ch 9

31 / 100

Category: Math Ch 6

An infinite geometric series is convergent if

|?| > 1

|?| = 1

|?| ≥ 1

|?| < 1

32 / 100

Category: Math Ch 7

33 / 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

34 / 100

Category: Math Ch 2

Identity element in (?, . ) is:

(0,0)

(0,1)

(1,0)

(1,1)

35 / 100

Category: Math Ch 9

The angle subtended at the center of a circle by an arc whose length is equal to the radius of
the circle is called:

1 Degree

1’

1 Radian

1’’

36 / 100

Category: Math Ch 10

37 / 100

Category: Math Ch 2 Class 12

38 / 100

Category: Math Ch 6

The general term of a ?. ?., is :

?? = ??^(?−1)

?? = ??^?

?? = ?.?^(?+1)

None of these

39 / 100

Category: Math Ch 2

Which of the following is true:

? ⊂ ?

all of these

40 / 100

Category: Math Ch 7 Class 12

Parallelogram law of vector addition to describe the combined action of two forces, was used
by

Cauchy

Aristotle

Alkhwarzmi

Leibnitz

41 / 100

Category: Math Ch 3 Class 12

42 / 100

Category: Math Ch 3

6. A matrix A is called real if all ??? are

Real numbers

complex numbers

43 / 100

Category: Math Ch 4

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

Additive inverse

Equal to

Conjugate

None of these

44 / 100

Category: Math Ch 5 Class 12

A function which is to be maximized or minimized is called______ function

Subjective

objective

qualitative

quantitative

45 / 100

Category: Math Ch 12

Which can be reduced to Pythagoras theorem,

Law of sine

law of cosine

law of tangents

Half angle formulas

46 / 100

Category: Math Ch 14

47 / 100

Category: Math Ch 7 Class 12

48 / 100

Category: Math Ch 8

49 / 100

Category: Math Ch 9

50 / 100

Category: Math Ch 3 Class 12

51 / 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

52 / 100

Category: Math Ch 1

The additive identity in set of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

53 / 100

Category: Math Ch 7 Class 12

54 / 100

Category: Math Ch 1 Class 12

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

+iv real numbers

–iv real numbers

integers

55 / 100

Category: Math Ch 9

60th part of ?′ is equal to

1’

1’’

60’’

3600’’

56 / 100

Category: Math Ch 2 Class 12

57 / 100

Category: Math Ch 3

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

Row vector

Column vector

square matrix

Rectangle matrix

58 / 100

Category: Math Ch 4 Class 12

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

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

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

59 / 100

Category: Math Ch 4 Class 12

60 / 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

61 / 100

Category: Math Ch 4 Class 12

62 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

63 / 100

Category: Math Ch 8

64 / 100

Category: Math Ch 6

A sequence is function whose domain is

65 / 100

Category: Math Ch 12

A triangle which is not right is called:

Oblique triangle

Isosceles triangle

Scalene triangle

Right isosceles

66 / 100

Category: Math Ch 11

The graph of trigonometric functions have:

Break segments

Sharp corners

Straight line segments

smooth curves

67 / 100

Category: Math Ch 14

68 / 100

Category: Math Ch 3

Which of the following Sets is a field.

all of these

69 / 100

Category: Math Ch 3 Class 12

To determine the area under the curve by the use of integration , the idea was given by

Newton

Archimedes

Leibnitz

Taylor

70 / 100

Category: Math Ch 4

Basic techniques for solving quadratic equations are

71 / 100

Category: Math Ch 6

72 / 100

Category: Math Ch 5 Class 12

A linear inequality contains at least _________ variables.

One

two

three

more than three

73 / 100

Category: Math Ch 7

74 / 100

Category: Math Ch 8

75 / 100

Category: Math Ch 3 Class 12

76 / 100

Category: Math Ch 7

77 / 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

78 / 100

Category: Math Ch 6 Class 12

All lines through vertex and points on circle generate a

Circle

Ellipse

Circular cone

None of these

79 / 100

Category: Math Ch 14

80 / 100

Category: Math Ch 3 Class 12

81 / 100

Category: Math Ch 7

82 / 100

Category: Math Ch 7 Class 12

83 / 100

Category: Math Ch 9

84 / 100

Category: Math Ch 3

85 / 100

Category: Math Ch 3 Class 12

86 / 100

Category: Math Ch 6 Class 12

. Circle is the special case of :

Parabola

Hyperbola

Ellipse

None of these

87 / 100

Category: Math Ch 4 Class 12

The lines lying in the same plane are called

Collinear

coplanar

non-collinear

non-coplanar

88 / 100

Category: Math Ch 3 Class 12

89 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

90 / 100

Category: Math Ch 4

The sum of all four fourth roots of 16 is:

-16

91 / 100

Category: Math Ch 14

92 / 100

Category: Math Ch 3 Class 12

The order of the differential equation : ????/??? +??/?? − ? = ?

more than 2

93 / 100

Category: Math Ch 7 Class 12

Parallelogram law of vector addition to describe the combined action of two forces, was used
by

Cauchy

Aristotle

Alkhwarzmi

Leibnitz

94 / 100

Category: Math Ch 3

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

Row vector

Column vector

square matrix

Rectangle matrix

95 / 100

Category: Math Ch 1 Class 12

If a graph express a function , then a vertical line must cut the graph at

One point only

Two points

More than one point

No point

96 / 100

Category: Math Ch 4 Class 12

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

0°

45°

135°

∞

97 / 100

Category: Math Ch 8

98 / 100

Category: Math Ch 4

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

−1

±?

99 / 100

Category: Math Ch 14

General solution of every trigonometric equation consists of :

One solution only

two solutions

infinitely many solutions

no real solution

100 / 100

Category: Math Ch 5 Class 12

The graph of the inequality ?? + ?? ≥ ? is _____ side of line ?? + ?? = ?

Origin side

non-origin side

upper

left

Your score is

The average score is 54%

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