Question # 1

An equation involving impression of the variable under ______ is called radical equation:

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Second degree

Exponent

Radical

Cube

The observations that divide a data set into four equal parts are called:

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Deciles

Quartlies

Percentiles

The expression "b²-4ac" of a quadratic equation is called:

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Determinant

Redicand

Discriminant

Index

1/sinθ = ...............

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Cosθ

Secθ

Co secθ

Cotθ

The ratio of a and b is written as:

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a : : b

a : b

a = b

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-1

1

0

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Sin 30^o =.....................

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1/2

√3/2

2

2/√3

Each of the complex cube root of unity is:

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The square of the other

The half of the other

The cube of the other

Equal to each other

If two arcs of a circle (or of congruent circles) are congruent, then the corresponding chord are:

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Perpendicular

Parallel

Bisect each other

Equal

An equation of the type 2^x + 64.2^-x - 20 = 0 is called:

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Exponential equation

Reciprocalequation

Radicalequation

Linearequation

Mode from the following data ,4.4,5.5,6.6,7.7,8.8,6.5,6.5,7 is..........

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4

5

5.6

5.7

The third proportional of x² and y² is:

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x²y²

Angle inscribed in a semicircle is always:

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90°

60°

120°

360°

The sum of 30 observations is 1500. Its average will be:

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1500

150

15

None of these

In a circle radius 10 what is the length of are intercepted by a central angle of 60°:

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π/3m

3/10πm

10π/3m

π/30m

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