Question # 1

Which of the following is the subset of all sets

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Φ

{1,2,3}

{Φ}

{0}

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1

-1

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-1

0

2

1

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2

-2

none of these

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1/8

1/2

1/4

1/6

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images

pre-images

constants

none of these

If x, y, z are the pth, qth, rth terms of an A.P. and also of G.P., then x^y-z. y^z-x. z^x-yeqals

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xyz

0

1

None of these

Multiplicative inverse of "1" is

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+- 1

0

1

None of these

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∀ a ε R ∃ o ε R such that a + v = 0 + a = a is property of

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Commutative law of addition

Associative law of addition

Additive identity

Additive inverse

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