Question # 1

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n(A)

n(B)

0

1

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Cofactor of an element aij denoted by Aij is

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(-2)i+j

Mij

(-1)i+j Mij

None of above

The value of x and y when (x + iy)2 = 5 - 4i

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x = 2, y = -1

x = -2, y = 1

x = 2, y = -i

x = 2, y = 2

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The solution set of trigonometric equation contains

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one element

two elements

three elements

Infinite elements

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Which of the following is the definition of singleton

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The objects in a set

A set having no element

A set having no subset

None of these

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A onto B

both a & c

A into B

none of these

The approximate increase in the area of a circular disc if its diameter increased form 44cm to 44.4cm is

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0.4cm

8.8πcm

17.6 πcm

35.2πcm

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a f(x) + c

f(x) + a

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