Question # 1

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An equation system

A constant

A quadratic equation

An identity

The factors of 3x²-7x-20=0 are:

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(x-4)(3x+5)

(x+4)(3x-5)

(x-4)(3x-5)

(x+4)(3x+5)

If a = 7, b = 8 and c = 1 then b²-4ac is equal to:

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33

34

35

36

The Portion of a circle between two radii and an arc is called:

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Sector

Segment

Chord

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2

1

A relation between two quantities of same kind is called:

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Proportion

Ratio

Variation

Percentage

Range for the data 110,109,84,89,77, 104,74,97,49,59,103,62 is.....

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41

51

61

71

Cos 60^o =.................................

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1/2

√3/2

2

2/√3

Roots of the equation 4x²-5x+2=0 are:

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Irrational

Imaginary

Rational

None of these

A second degree equation in one variable x is of the form:

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ax²+c

ax²+bx+c

ax+bx+c

ax²+b

Which of the following is a reciprocal equation ?

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ax³+bx³+cx+d=0

ax⁴-bx³+cx²-bx+a=0

ax⁴+bx³+cx²+dx+e=0

ax⁴+bx³+cx²+bx+a=0

median from the data 82,93,86,92 and 79 is.................

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82

86

92

93

The n^th positive root of the product of the x₁,x₂,x₃..................x_n observations is called:

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Mode

Mean

Geometric mean

The circumference of a circle is called:

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Tangent

Chord

Boundary

Segment

Which of the following is complete description of Real numbers?

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N∪ W = R

O∪ E = R

P∪ Q = R

Q∪ Q' = R

The domain of R = {(0,2),(2,3),(3,3)(3,4)} is.

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{0,3,4}

{0,2,3}

{0,2,4}

{2,3,4}

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