Question # 1

If b²-4ac = 0, then roots are:

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Rationaland equal

Irrationaland equal

Irrationaland unequal

Rational and unequal

∑▒〖(x-〗 x ̅)=………….

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0

1

-1

2

A straight line which cuts the circumference of a circle in two distinct points is called:

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chord

secant

tangent

sector

A complete circle is divided into:

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90°

180°

270°

360°

Sinθ,Cosecθ =..............................

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1

0

Sinθ

Cos θ

A quadratic factor is:

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ax²+bx+c

ax+b

Ax+B+c

bx+c

The union of two noncollinear rays, which have common end point is called.

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A Radian

A Minute

A degree

An angle

If a:b = x:y, then alternando property is:

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The tangent and radius of a circle at the point of contact are _________:

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Parallel

Not perpendicular

Perpendicular

None of these

The quotient of two numbers or algebraic expressions is called:

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Ratio

Fraction

Proportion

Percentage

The symbol used to denote a minute is:

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1"

1'

1°

1""

If 12, p and 3 are in continued proportion, then p =

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sinθ cosθ = ......................

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sinθ

1/cosθ

1/sinθ

sinθ/cosθ

Acute angle is:

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80°

60°

90°

120°

Roots of the equation 4x²-5x+2=0 are:

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Irrational

Imaginary

Rational

None of these

A cumulative frequency table is also called:

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Frequency distribution

Data

Less than cumulative frequency distribution

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