Mathematics Practice Tests 4 - PLS Academy

Mathematics Practice Tests Overview

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Created by Ali Durrani

NET Practice

Math Practice Test 4

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1 / 100

Category: Math Ch 3

For any two matrices A and B ,(? + ?)^? =

?^?.?^?

?^? + ?^?

2 / 100

Category: Math Ch 7 Class 12

3 / 100

Category: Math

A set is a collection of objects which are

Well defined

Well defined and distinct

identical

not defined

4 / 100

Category: Math Ch 13

5 / 100

Category: Math Ch 6

An infinite geometric series is convergent if

|?| > 1

|?| = 1

|?| ≥ 1

|?| < 1

6 / 100

Category: Math Ch 7

A die is rolled , the probability of getting 3 or 5 is:

2/3

15/36

-15/36

1/36

7 / 100

Category: Math Ch 3

8 / 100

Category: Math Ch 2 Class 12

9 / 100

Category: Math Ch 4 Class 12

10 / 100

Category: Math Ch 2 Class 12

11 / 100

Category: Math Ch 3 Class 12

12 / 100

Category: Math Ch 14

13 / 100

Category: Math Ch 12

14 / 100

Category: Math Ch 3

For any matrix A , it is always true that

? = ?^?

?^−1 = 1/A

|?| = |?^?|

– ? = ?̅

15 / 100

Category: Math Ch 7 Class 12

Cross product or vector product is defined

In plane only

in space only

everywhere

in vector field

16 / 100

Category: Math Ch 4

The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

17 / 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

18 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

19 / 100

Category: Math Ch 7

20 / 100

Category: Math Ch 10

21 / 100

Category: Math Ch 9

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

180°

270°

360°

90°

22 / 100

Category: Math Ch 5 Class 12

For feasible region:

? ≥ 0, ? ≥ 0

? ≥ 0, ? ≤ 0

? ≤ 0, ? ≥ 0

? ≤ 0, ? ≤ 0

23 / 100

Category: Math Ch 3

24 / 100

Category: Math Ch 3 Class 12

25 / 100

Category: Math

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

26 / 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

27 / 100

Category: Math Ch 13

28 / 100

Category: Math Ch 7 Class 12

29 / 100

Category: Math Ch 1 Class 12

30 / 100

Category: Math Ch 3

31 / 100

Category: Math Ch 4

The equations involving redical expressions of the variable are called:

Reciprocal equations

Redical equations

Quadratic functions

exponential equations

32 / 100

Category: Math Ch 2 Class 12

33 / 100

Category: Math Ch 3

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

Real numbers

complex numbers

34 / 100

Category: Math Ch 7

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

1 − ?(?)

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

?(?)/ ?(?)

1 + ?(?)

35 / 100

Category: Math Ch 13

36 / 100

Category: Math Ch 13

37 / 100

Category: Math Ch 7 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 triangle

40 / 100

Category: Math Ch 14

41 / 100

Category: Math Ch 11

42 / 100

Category: Math Ch 9

43 / 100

Category: Math Ch 12

44 / 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

45 / 100

Category: Math Ch 5 Class 12

If ? > ? then

– ? > −?

– ? < ?

? < ?

– ? < −b

46 / 100

Category: Math Ch 6 Class 12

Two conics always intersect each other in ______ points

one

two

four

47 / 100

Category: Math Ch 5 Class 12

The point where two boundary lines of a shaded region intersect is called _____ point.

Boundary

corner

stationary

feasible

48 / 100

Category: Math Ch 8

49 / 100

Category: Math Ch 8

The method of induction was given by Francesco who lived from:

1494-1575

1500-1575

1498-1575

1494-1570

50 / 100

Category: Math Ch 4 Class 12

If all the sides of four sided polygon are equal but the four angles are not equal to ??° each
then it is a

Kite

rhombus

||gram

trapezoid

51 / 100

Category: Math Ch 6 Class 12

52 / 100

Category: Math Ch 4 Class 12

The point P in the plane that corresponds to the ordered pair (?, ?) is called:

????ℎ ?? (?, ?)

mid-point of ?, ?

???????? ?? ?, ?

ordinate of ?,

53 / 100

Category: Math Ch 4

54 / 100

Category: Math Ch 7

55 / 100

Category: Math

The product of two conjugate complex numbers is

A real number

an imaginary number

may be an irrational number

not defined

56 / 100

Category: Math Ch 12

When we look an object above the horizontal ray, the angle formed is called angle of:

Elevation

depression

incidence

reflects

57 / 100

Category: Math Ch 12

A triangle which is not right is called:

Oblique triangle

Isosceles triangle

Scalene triangle

Right isosceles

58 / 100

Category: Math Ch 4

The product of all four fourth roots of unity is:

Unity

-1

None

59 / 100

Category: Math Ch 7 Class 12

60 / 100

Category: Math Ch 3 Class 12

61 / 100

Category: Math Ch 14

62 / 100

Category: Math Ch 6

63 / 100

Category: Math Ch 4 Class 12

The point where the altitudes of a triangle intersect is called_________ of the triangle.

Centroid

centre

orthocenter

circumference

64 / 100

Category: Math Ch 2 Class 12

65 / 100

Category: Math Ch 3 Class 12

66 / 100

Category: Math Ch 3 Class 12

67 / 100

Category: Math Ch 9

3600th part of ?° is equal to

1’

1’’

60’’

3600’’

68 / 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

69 / 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

70 / 100

Category: Math Ch 13

71 / 100

Category: Math Ch 13

72 / 100

Category: Math Ch 5

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

Rational fraction

Irrational fraction

Partial fraction

Proper fraction

73 / 100

Category: Math Ch 5 Class 12

The non-negative constraints are also called

Decision variable

Convex variable

Decision constraints

concave variable

74 / 100

Category: Math Ch 4 Class 12

If all the sides of four sided polygon are equal but the four angles are not equal to ??° each
then it is a

Kite

rhombus

||gram

trapezoid

75 / 100

Category: Math Ch 12

To solve an oblique triangle we use:

Law of Sine

Law of Cosine

Law of Tangents

All of these

76 / 100

Category: Math Ch 3

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

any non-zero number

any complex number

77 / 100

Category: Math Ch 5 Class 12

78 / 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

79 / 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

80 / 100

Category: Math Ch 4 Class 12

A four sided polygon (quadrilateral) having two parallel and non-parallel sides is called

Square

rhombus

trapezium

||gram

81 / 100

Category: Math Ch 5

Conditional equation ?? + ? = ? holds when ? is equal to:

−3/2

3/2

1/3

82 / 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

83 / 100

Category: Math Ch 12

84 / 100

Category: Math Ch 7 Class 12

85 / 100

Category: Math Ch 2

Total number of subsets that can be formed from the set {?, ?, ?} is

86 / 100

Category: Math Ch 4 Class 12

87 / 100

Category: Math

A decimal which has a finite numbers of digits in its decimal part is called decimal.

(b) (c) (d)

Terminating

Non-Terminating

Recurring

Non recurring

88 / 100

Category: Math Ch 10

89 / 100

Category: Math Ch 8

90 / 100

Category: Math Ch 7

91 / 100

Category: Math Ch 9

Angles with same initial and terminal sides are called:

Acute angles

Allied Angles

Coterminal angles

Quadrentel angles

92 / 100

Category: Math Ch 1

The additive identity in set of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

93 / 100

Category: Math Ch 3

Which of the property does not hold matrix multiplication?

Associative

Commutative

Closure

Inverse

94 / 100

Category: Math Ch 6

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

Sequence

Combination

Series

Permutation

95 / 100

Category: Math Ch 6 Class 12

Standard equation of Parabola is :

?2 = 4?

?2 + ?2 = ?2

?2 = 4??

? = ??

96 / 100

Category: Math Ch 13

97 / 100

Category: Math Ch 9

0°, 90°, 180°, 270° and 360° are called

Coterminal angle

Quadrantal angl

Allied angle

None of these

98 / 100

Category: Math Ch 2 Class 12

99 / 100

Category: Math Ch 9

60th part of ?° is equal to

One second

One minute

1 Radian

? radian

100 / 100

Category: Math Ch 6 Class 12

Your score is

The average score is 55%

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