Question # 1

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none of these

If a > 0,b > 0, c > 0 then the roots of the equation ax2+ bx + c =0 are

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Real and negative

Non-real with negative real parts

Real and positive

Nothing can be said

sinα=

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2 sinαcosα

2 sinαcosβ

2 sinα/2 cosα/2

1+ tan²α/2

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-1

0

1

Undefined

The angle between the vectors u = [-3 , 5] and v = [6 , -2] is:

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π/2

-3π/2

π

None of these

Domain of cosθis

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Set of odd numbers

Set of integers

Set of real numbers

Set of complex numbers

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-2x³

2x^-3

-2x^-3

2x³

A right angle is the angle of measure

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90'

60°

60"

90°

Period of cot x is ______

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A = x, B = 1

A = 0, B = 2

A = -1, B = 1

A = x-1, B = x + 1

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Mathematics General Science Test Medium Mode MCQs With Answers

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