Question # 1

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4/√49 is a

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Irrational Number

Prime Number

Rational number

Whole number

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The set {Z\{0}} is group w.r.t

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Addition

Multiplication

Division

Subtraction

In quadratic equation, if the replacement of y with -y leaves the equation unchanged, then the graph is

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Straight line

Circle

Hyperbola

Symmetric w.r.t.0

The angle of elevation of a tower from a point A due south of it is x and from a point B due east of A is y. If AB = 1, then the height h of the tower is given by

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The number of terms in the expansion of (a + b)⁹is

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10

11

9

12

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The distance of point P(x,y) from focus in a parabola

y² =4ax, is:

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2a

a

x + a

x-a

If all members of a sequence are real numbers then it is called

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A.P

Real Sequence

G.P

None of these

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real part of z

imaginary part of z

conjugate of z

modulus of z

If a = 2i +2j, b= 3i -j and c=4i +5j, the 3b -a-2c =

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-i -15j

i-15j

i-3j

None of these

The trigonometric function are continuous whenever

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They are defined

their limit exist

Their period is given

All are incorrect

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9/4

4/9

1

None of these

The process of finding the unknown elements in triangle is called the

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solution of the triangle

Mean differnece

Engineering distance

angle of depressin

If distance between (a,2) and (0,0) is 2 then a = _______

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0

2

4

(0.90)^1/2is equal to

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0.99

0.90

0.80

0.88

The eccentricity of the conic 9x²- 16y²= 144 is

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4/5

5/4

4/3

3/4

A point of a solution regions where two of its boundary lines intersect, is called:

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Vertex of the solution

Feasible point

Point of inequality

Null point of the solution region

Which of the following ordered pair is a solution of the inequality x+2y<6?

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(2,3)

(2,2)

(6,0)

(1,1)

A = [3] is a/an

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Square matrix

Scalar matrix

Diagonal matrix

Identity matrix

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{1, 2, 3} is _____

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an infinite set

A finite set

A singleton set

Universal set

Which of the following is a scalar.

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force

frequency

weight

acceleration

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The roots of (b-c)x2+(c-a) x+a-b=0 are equal if

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2b = a+c

2a = b+c

2c = a+b

a + b + c =0

The sum of even coefficient in the binomial expansion is

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2ⁿ⁺¹

2ⁿ

2^n-1

2n

If (2,0) is the vertex and y-axis is directrix of parabola then focus is

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(2,0)

(-2,0)

(4,0)

(-4,0)

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I and II quadrants

I and III quadrants

II and III quadrants

II and IV quadrants

The eccentricity of ellipse becomes zero, then it takes the form of:

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a parabols

a straight line

a circle

None of these

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