Question # 1

x²+ x - 6 = 0 is

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An equation

An identity

A polynomial

None of these

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2/9,5/7∈ R,(2│9)(5│7)=10/63∈R this property is called

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Associative property

Identity property

Commutative property

Closure property w.r.t multiplication

The solution set of the equation tan^-1x - cot^-1x = cos^-1(2 - x) is

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[0, 1]

[-1, 1]

[1, 3]

None of these

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√23 is

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A rational number

A irrational number

An even integer

A factor of 36

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sec x tan x

-cosec x cot x

sec²x

-sin x

Domain of y = cot x = ______

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H.M. between 3 and 7 is

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If 3x4 +4x3+x5is divided by x+1 , which of the following is the remainder

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7

-2

6

1

∀a,b ε R, ab = be is a

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Commutative law of multiplication

Closure law of multiplication

Associative law of multiplication

Multiplicative identity

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