Question # 1

The symbol used for angle is:

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Scientific Notation of 0.0074 is:

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7.4 x 10^-3

7.4 x 10⁴

7.4 x 10^-2

7.4 x 10^-4

Three non-collinear points determine a __________

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Line

Plane

Curve

Space

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7

-7

-1

1

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A triangle in which one of the angles has measured angle to 90 is called _______ triangle:

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Isosceles

Equilateral

Right angled

Scalene

Which of them is not an acute angle

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30°

60°

80°

90°

If Z₁ = a + bi and Z₂ = c + di then Z₁.Z₂ =

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ac + bdi

ac - bd

ac - bd + adi + bci

multiplication is not possible

Which is the solution set of the inequality 9-7x > 19-2x:

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19

-7

2

-2

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ab-cd

ac-bd

bc-ad

ad-bc

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Perpendicular bisectors of sides of the triangle provides the:

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Radius

Segment

Diameter

Centre

The formula of group data of the median is:

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l + h/f (n/2 -c)

l +∑fx/∑f x n,

l + f_m- f₁/2f_m - f₁ - f₂ x n,

A + ∑fu/∑f x n

If A= {1,2,3} , B ={4,5} and R+{(1,4),(2,5),(3,4)} then R is __________

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One - one function from A to B

A function A to A

Not a funtion

An onto function from A to B

If A⊆ B and B⊆ a , then

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A = B

A≠ B

A∩ B =∅

A∪ B =∅

Which of the following is distributive property intersection over union?

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A∪ (B ∪ C) = A∪ (B∪ C)

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

The perpendicular bisector of a chord of a circle passes through the:

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Centre

Radius

Diameter

Arc

The most frequent occurring observation in a data set is called:

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Mode

Median

Harmonic mean

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-1

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-1

1

0

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1

-1

0

2

Line intersecting a circle is called:

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Tangent

Secant

Chord

Diamter

If A is a matrix of order m × n and B is a matrix of order n × p then the order of AB is:

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p×m

p×n

n×p

m×p

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A

B

If A = [a_ij], B = [b_ij] and AB = 0 then:

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A = 0

B = 0

either A = 0 or B = 0

A & B not necessarily zero

7th term of G.P 3, 6, 12 ..... is:

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512

192

48

96

1 radian is equal to:

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180°

none of these

A die is rolled. The probability that the dots on the top are greater than 4 is:

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5, 6

1

To convert any angle in radians into degrees, we multiply the measure by:

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No. of triangles can be formed by joining the vertices of the polygon having 5 sides ?

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10

15

20

none of these

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If set A = {1, 2, 3} and B = {1, 2, 3} then sets A and B are:

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not equal

equal

disjoint

overlapping

The real part of the complex number a + bi is:

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b

-b

a

-a

The inequality y > b is the open half plane to the ______ of the boundary line y = b:

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Above

Left

Below

Right

x = 3 cos t, y = 3 sin t represent

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Line

Circle

Parabola

Hyperbola

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Unit Vector

Null vector

Position vector

None of these

The axis of the parabola y² = 4ax is:

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x = 0

x = a

y = 0

y = a

f (x) = x secx, then f(0)=

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-1

0

1

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Implicit

Explicit

Exponential

Logarithmic

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Circle

Parabola

Hyperbola

Ellipse

The center of circle x² + y² + 2gx + 2fy + c = 0 is:

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(-g, -f)

(-f, -g)

(0, 0)

(g, f)

A function, in which the variables are __________ numbers, then function is called a real valued function of real numbers.

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Complex

Rational

Real

None of these

The non-negative inequalities are called:

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Parameters

Constants

Decision variables

Vertices

The vertex of parabola (x - 1)² = 8 (y + 2) is:

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(1, -2)

(0, 1)

(-1, -2)

(1, 2)