Question # 1

The transport of a rectangular matrix is a

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Square matrix

Rectangular matrix

Row matrix

Column matrix

The period of 3 sin x is

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2π

9π

3π

5π

The multiplicative inverse of x such that x = 0 is

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-x

Does not exist

1/x

±1

The velocity and acceleration at any point t of a particle which moves along straight line x = 5r-3

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5,3

5,-3

5,0

10,0

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sec x tan x

cos²x

sin²x

sec²x

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The term involving x4 the expansion (3-2x)7 is

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217 x4

15120x4

313x4

-25x4

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Symmetric

Skew-symmetric

Hermitian

Skew hermitian

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If cos 20°=K and cos x=2 k²-1, then the possible values of x between 0° and 360° are

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140°

50° and 140°

50° and 130°

40° and 320°

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Reflexive property

Symmetric property

Transitive property

Additive property

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Singular

Non-singular

Adjoint

None of above

The line joining the center of a circle to the midpoint of the chord is

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Perpendicular to the tnagent

Perpendicular to the normal

Perpendicular to the chord

1⁰= ______

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360'

60"

60'

3600'

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quadratic function

constant function

linear function

exponential function

If two balls are drawn from a bag containing 3 white, 4 black and 5 red balls. Then the probability that the drawn balls are of different colours is

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1 / 66

3 / 66

19 / 66

47 / 66

If the circle x²+ y²+ 2gx +2fy + c = 0 passes through the origin then

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c = 0

c = -1

c = -2

c = 1

Tan 180° = ______

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-1

0

1

Undefined

The liner equation ax + by = c is called _________ of the inequality ax +by > c.

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Associated equation

Non-associated equation

disjoint equation

Feasible equation

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2s²

2s³

s³

3s³

Domain of sinθis

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Set of real numbers

Set of complex numbers

Set of natural numbers

Set of even numbers

The inclination of a line parallel to x-axis is

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Which of the following sets in infinite

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The set of students of your class

The set of all schools in Pakistan

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

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c/a

-c/a

b/a

-b/a

Five engineering, four mathematics, two chemistry books are placed on a table at random.The probability that the books of each kind are all together is

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√x = ______ if is a prime number

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Rational no

Natural no

Irrational no

Complex no

If there are m rows and n columns in a matrix then its order is

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m x n

m x m

n x n

n x m

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A²- 5A + 7I = 1

2A²- 3A + 7I = 0

A²- 5A + I = 0

A²- 5A + 7I = 0

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The parabolay2=4ax open up if

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a<0

a≠0

a>0

All are incorrect

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