Question # 1

A grouped frequency table is also called.............

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Data

Frequency distribution

Frequency polygon

Histogram

If set a has 3 elements and B has 4 then A x B has __________ elements.

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3

4

12

7

Sin(-350°) lies in _____________.

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1st quadrant

2nd quadrant

3rd quadrant

4th quadrant

1/2 Cosec 45^o = ___________________

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1/2√2

1/√2

√2

√3/2

∑▒〖(x-〗 x ̅)=………….

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0

1

-1

2

The fourth proportional w of x : y::v : w is:

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xyv

if A and B are disjoint sets , then A∪ B is equal to.

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A

B

∅

B∪ A

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4.13

3.14

15.4

17.3

Which of the following is associative law of Intersection?

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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)

Tangents drawn at the end points of the diameter of a circle are:

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Parallel

Perpendicular

Intersecting

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An improper fraction

An equation

A proper fraction

None of these

If triangle ABC, If ß = 90° then:

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none of these

Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

The roots of the equation:

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complex

irrational

rational

none of these

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

The range of y = cos^-1 x function is:

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Zero cannot be a term of:

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A.P and G.P

G.P and H.P

A.P and H.P

only H.P

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

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5, 6

1

(x + 3) (x + 4) = x2 + 7x + 12 is:

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3

-3

1/3

-1/3

Complex roots of real quadratic equation always occur in:

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conjugate pair

ordered pair

reciprocal pair

none of these

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40

-40

26

-26

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Constant

Implicit

Explicit

Inverse

The graph of linear equation of the form ax + by = c is a line, which divides the plane into ______ disjoint regions, where a, b and c are constants and a, b are not both zero.

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One

Two

Thre

None of these

tanh x =

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The axis of the parabola x² = -4ay is:

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x = a

x = 0

y = a

y = 0

A scalar quantity is one that possesses only :

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Magnitude

Direction

Both a and b

None of these

Two real and distinct tangents can be drawn to a circle from any point P(x₁, y₁) ______ the circle:

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Inside

On

Outside

None of these

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Unit Vector

Null vector

Position vector

None of these

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-cosec x cotx

cosec² x

-cosec²x

cosec x cotx

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Circle

Parabola

Hyperbola

Ellipse

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Implicit

Explicit

Exponential

Logarithmic

The graph of linear equation of the form ax + by = c is a _________ where a, b and c are constants and a, b are not both zero.

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Curve

Circle

Straight line

Parabola

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