Question # 1

The lines l1and l2intersect. The shortest distance between them is

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Positive

Negative

Zero

Infinity

xy= 2 is:

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a constant function

an identity function

an improper function

implicit function

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A

B

A'B'

B'A

The equation of the tangent at vertex to the parabola is y2 = -8(x -3)

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y=0

x=3

x=1

x=5

The tangent to the parabola y2 =4ax and perpendicular line from the focus on it meet

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x =0

y =0

x =-9

y = -a

If distance of (a,b) from origin is 5 then

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a²+ b²=5

a = 5

b = 5

Sine rule for a triangle states that

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a/sin A = b/sin B = c/sin C

sin A/a = sin B/b = sin C/c

a/sin A + b/sin B + c/sin C

2a/sin A = 2b/sin B = 2c/sin C

The number of standard parabolic functions are is

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4

2

3

1

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120° degrees are equal to how many radians?

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Hermitian matrix

Skew-hermitian matrix

Symmetric matrix

Identity matrix

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1

3

2-i

-1

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Free vector

Null vector

Unit vector

None of these

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Commutative property of addition

Closure property of addition

Additive inverse

Associative property w.r.t. to addition

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Additive inverse of -a -b is

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a

-a + b

a - b

a + b

If C={p/p < 18, p is a prime number}, then C =

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{2,3,4,.........17}

{2,4,6,8................16}

{1,3,5,7,9,11,13,15,17}

{3,6,9,12,15}

The area of sector with central angle of 1 radian in a circular region whose radius is 2m is

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0.5m2

2m2

1m2

4m2

If A is an event then which of the following is true

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P(A)<0

0≥P(A)≤1

P(A)>0

None

Consider the equation px2 + qx + r = 0 where p,q,r are real The roots are equal in magnitude but opposite in sign when

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q = 0, r = 0,p ≠ 0

p = 0,qr≠ 0

r = 0,pq≠ 0

q = 0, pq≠ 0

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

The central angle of an arc of a circle whose length is equal to the radius of the circle is called one

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Degree

Second

Minute

Radian

The corner point of the boundary lines, x- 2x

x+2y=10 is:

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(8,1)

(1,8)

(6,10)

(3,5)

The conic ax2+2hxy+by2+2gx+2fy+c= 0 never represent a circle if

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a≠ b,h≠0

a=b

h≠0

h=0

Cos 60° = ______

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1

2

1/2

3

A rule or correspondence that assigns to each element x in X a unique element y in Y is called a function from

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X to X

X to Y

Y to X

none of these

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5

10

20

30

sin^-1 x =

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tan^-1 x

Cosec^-1 x

Cosec x

cosec^-1(1/x)

In the interval 0≤ x ≤ π, the sine is

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Not a function

Not defined

Infinity

Not one-to-one function

Equation of normal to the circle x2 + y2 =25 at (5cosθ,5sinθ)

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xcosθ+ysinθ =5

xcosθ -ysinθ =0

xsinθ -ycosθ =0

None of these

Which of the following is the definition of singleton

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The objects in a set

A set having no element

A set having no subset

None of these

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