Question # 1

A histogram is a set of adjacent:

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Squares

Rectangles

Circles

In which quadrant 0 lie when cosθ < , Sinθ < o ?

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I

II

III

IV

The number of elements of the power set {a,b} are.

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1

2

3

4

Angle inscribed in a semi-circle is:

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An identity

An equation

A faction

None of these

If b²-4ac > 0 and is not a perfect square, then roots are:

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Rationaland unequal

Irrationaland equal

Rationaland equal

Irrationaland unequal

Which of the following is De-Morgan's law?

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(A∪ B)∪ C = A∪ ( B∪ C)

(A∩B)^C= A^c∪ B^c

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

A quadratic factor is:

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ax²+bx+c

ax+b

Ax+B+c

bx+c

If θ lies in 2nd (second) quadrant then sin θ and cosecθ are:

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negative

positive

zero

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