Mathematics Practice Tests 5

Created by Ali Durrani

NET Practice

Math Practice Test 5

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1 / 100

Category: Math Ch 7 Class 12

a

b

c

d

2 / 100

Category: Math Ch 1

The multiplicative identity of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

3 / 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

4 / 100

Category: Math Ch 13

a

b

c

d

5 / 100

Category: Math Ch 1 Class 12

The inverse of a function exists only if it is

an into function

an onto function

(1-1) and into function

None of these

6 / 100

Category: Math Ch 3

9. If a matrix A has same number of rows and columns then A is called:

Row vector

Column vector

square matrix

Rectangular matrix

7 / 100

Category: Math Ch 3

54. Transpose of a row matrix is:

Diagonal matrix

zero matrix

column matrix

scalar matrix

8 / 100

Category: Math Ch 10

a

b

c

d

9 / 100

Category: Math Ch 5

(? + ?)(? + ?) = ?^? + ?? + ?? is a/an:

Conditional equation

an identity

proper rational fraction

a formula

10 / 100

Category: Math Ch 14

a

b

c

d

11 / 100

Category: Math Ch 1

The numbers which can be written in the form of ?/? , ?, ? ∈ ? , ? ≠ ? are :

Rational number

Irrational number

Complex number

Whole number

12 / 100

Category: Math Ch 4 Class 12

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

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

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

13 / 100

Category: Math Ch 3 Class 12

a

b

c

d

14 / 100

Category: Math Ch 12

The circle passing through the thee vertices of a triangle is called:

Circum circle

in-circle

ex-centre

escribed circle

15 / 100

Category: Math Ch 4

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

Additive inverse

equal to

square of

None of these

16 / 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

17 / 100

Category: Math Ch 2 Class 12

a

b

c

d

18 / 100

Category: Math Ch 7

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

1 − ?(?)

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

?(?)/ ?(?)

1 + ?(?)

19 / 100

Category: Math Ch 9

a

b

c

d

20 / 100

Category: Math Ch 2

Squaring a number is a:

Unary operation

binary operation

relation

Function

21 / 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

22 / 100

Category: Math Ch 2 Class 12

a

b

c

d

23 / 100

Category: Math Ch 7

a

b

c

d

24 / 100

Category: Math Ch 4

The sum of all four fourth roots of 16 is:

16

-16

0

1

25 / 100

Category: Math Ch 13

a

b

c

d

26 / 100

Category: Math Ch 3 Class 12

a

b

c

d

27 / 100

Category: Math

A recurring decimal represents_____

Real number

Natural number

Rational number

None of these

28 / 100

Category: Math Ch 10

a

b

c

d

29 / 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

30 / 100

Category: Math Ch 12

a

b

c

d

31 / 100

Category: Math Ch 2 Class 12

The maximum value of the function ?(?) = ?^? − ? − ? is

−9/2

−9/4

-1

0

32 / 100

Category: Math Ch 3

a

b

c

d

33 / 100

Category: Math Ch 7 Class 12

a

b

c

d

34 / 100

Category: Math Ch 7 Class 12

a

b

c

d

35 / 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

36 / 100

Category: Math Ch 6

A sequence is function whose domain is

?

37 / 100

Category: Math Ch 4

The sum of all four fourth roots of unity is:

Unity

0

-1

None

38 / 100

Category: Math Ch 4 Class 12

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

0°

45°

135°

∞

39 / 100

Category: Math Ch 7 Class 12

a

b

c

d

40 / 100

Category: Math Ch 3

11. For the square matrix ? = [???]?×? then ???, ???, ???…??? are:

Main diagonal

primary diagonal

proceding diagonal

secondary diagonal

41 / 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

42 / 100

Category: Math Ch 4

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

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

43 / 100

Category: Math Ch 3 Class 12

?? ? > 0 ??? ? ≠ 1 ?ℎ?? , ∫ ?^??? =

?^ ? + ?

?^ ? ??? + ?

?^ ? /??? + ?

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

44 / 100

Category: Math Ch 2 Class 12

a

b

c

d

45 / 100

Category: Math Ch 5 Class 12

(0,0) is satisfied by

? − ? < 10

2? + 5? > 10

? − ? ≥ 13

None

46 / 100

Category: Math Ch 5 Class 12

The graph of corresponding linear equation of the linear inequality is a line called________

Boundary line

hor izontal line

vertical line

inclined line

47 / 100

Category: Math Ch 3

a

b

c

d

48 / 100

Category: Math Ch 7 Class 12

a

b

c

d

49 / 100

Category: Math Ch 5 Class 12

Corner point is also called

Origin

Focus

Vertex

Test point

50 / 100

Category: Math Ch 3

If all entries of a square matrix of order ? is multiplied by ?, then value of |??| is equal to:

?|?|

?^2 |?|

?^3 |?|

|?|

51 / 100

Category: Math Ch 6 Class 12

The ratio of the distance of a point from the focus to distance from the directrix is denoted by

?

e

52 / 100

Category: Math Ch 7 Class 12

a

b

c

d

53 / 100

Category: Math Ch 6 Class 12

Standard equation of Parabola is :

?2 = 4?

?2 + ?2 = ?2

?2 = 4??

? = ??

54 / 100

Category: Math Ch 7

a

b

c

d

55 / 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

56 / 100

Category: Math Ch 10

a

b

c

d

57 / 100

Category: Math Ch 3

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

1

0

any non-zero number

any complex number

58 / 100

Category: Math Ch 1 Class 12

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

?

+iv real numbers

–iv real numbers

integers

59 / 100

Category: Math Ch 7

A card is drawn from a deck of 52 playing cards. The probability of card that it is an ace card is:

2 /13

4 /13

1 /13

17 /13

60 / 100

Category: Math Ch 7 Class 12

a

b

c

d

61 / 100

Category: Math Ch 4 Class 12

The slope of the line ?? + ?? + ? = ? is

?/?

–?/?

?/?

–?/a

62 / 100

Category: Math Ch 9

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

180°

270°

360°

90°

63 / 100

Category: Math Ch 14

a

b

c

d

64 / 100

Category: Math Ch 4

The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

65 / 100

Category: Math Ch 6

a

b

c

d

66 / 100

Category: Math Ch 14

All trigonometric functions are ……………….. functions.

Periodic

continues

injective

bijective

67 / 100

Category: Math Ch 3 Class 12

∫?′(?)/?(?) ?? =

??? + ?

???(?) + ?

???′(?) + ?

?′(?)???(?) + c

68 / 100

Category: Math Ch 6 Class 12

a

b

c

d

69 / 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 ?,

70 / 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

71 / 100

Category: Math Ch 5 Class 12

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

Subjective

objective

qualitative

quantitative

72 / 100

Category: Math Ch 14

a

b

c

d

73 / 100

Category: Math Ch 3 Class 12

a

b

c

d

74 / 100

Category: Math Ch 6 Class 12

Two conics always intersect each other in ______ points

No

one

two

four

75 / 100

Category: Math Ch 1

The additive identity in set of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

76 / 100

Category: Math Ch 6 Class 12

Which one is related to circle

? = 1

? > 1

? < 1

? = 0

77 / 100

Category: Math Ch 13

a

b

c

d

78 / 100

Category: Math Ch 12

A “Triangle” has :

Two elements

3 elements

4 elements

6 elements

79 / 100

Category: Math Ch 4

Product of cube roots of -1 is:

0

1

-1

None

80 / 100

Category: Math Ch 7 Class 12

a

b

c

d

81 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

82 / 100

Category: Math Ch 12

a

b

c

d

83 / 100

Category: Math Ch 5 Class 12

A linear inequality contains at least _________ variables.

One

two

three

more than three

84 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

85 / 100

Category: Math Ch 5 Class 12

(0,0) is the solution of the inequality

7? + 2? > 0

2? − ? > 0

? + ? ≥ 0

3? + 5? < 0

86 / 100

Category: Math Ch 7

a

b

c

d

87 / 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

88 / 100

Category: Math Ch 7

How many signals can be given by 5 flags of different colors , using 3 at a time

120

60

24

15

89 / 100

Category: Math Ch 3

The number of non zero rows in echelon form of a matrix is called:

Order of matrix

Rank of matrix

leading

leading row

90 / 100

Category: Math Ch 13

a

b

c

d

91 / 100

Category: Math Ch 6

a

b

c

d

92 / 100

Category: Math Ch 3

14. The matrix [?] is :

Square matrix

row matrix

column matrix

all of these

93 / 100

Category: Math Ch 6

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

Sequence

Combination

Series

Permutation

94 / 100

Category: Math Ch 3 Class 12

a

b

c

d

95 / 100

Category: Math Ch 6 Class 12

. Circle is the special case of :

Parabola

Hyperbola

Ellipse

None of these

96 / 100

Category: Math Ch 3

If a matrix A has same number of rows and columns then A is called:

Row vector

Column vector

square matrix

Rectangular matrix

97 / 100

Category: Math Ch 4

The sum of all four fourth roots of unity is:

Unity

0

-1

None

98 / 100

Category: Math Ch 6 Class 12

All lines through vertex and points on circle generate a

Circle

Ellipse

Circular cone

None of these

99 / 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

100 / 100

Category: Math Ch 3

a

b

c

d

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