Question # 1

Roots of following equation are: 9x²-4x+1=0:

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Real, Equal

Real, Unequal

Imaginary

Irrational

The reciprocal of Arithematic mean of reciprocal of values is called:

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Average

Harmonic mean

Geometric mean

None of these

Sum roots of 4x²-3x+6=0:

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The two tangents drawn to a circle from a point outside it, are equal in;

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Length

Radius

Measure

Diameter

To resolve rational fraction, the numerator N(x) must be lower degree than the:

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Quotient Q(x)

Denominator D(x)

Nenomenator N(x)

Polynomian R(x)

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An equation system

A constant

A quadratic equation

An identity

The mode in the data 1,3,5,3,7,9

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1

3

5

7

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Radical equation

Reciprocal equation

Exponential equation

None of these

During frequency distribution number of groups should be between........

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5 and 10

10 and 15

10 and 20

5 and 15

20^o= ..............................

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360^o

630^o

1200^o

3600^o

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45°= ________ radian.

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π/3

π/4

π/6

π/2

An arc subtends a central angle of 40° then the corresponding chord will subtend a central angle of:

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20°

40°

60°

80°

A set containing no element is called.

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subset

Empty set

Singleton set

Super set

The range of R = {(1, 3), (2, 2), (3, 1), (4, 4)} is:

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{1, 2, 4}

{3, 2, 4}

{1, 2, 3, 4}

{1, 3, 4}

In a cyclic quadrilateral, the opposite angles are:

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Complementary

Abtuse

Supplementroy

Acute

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