Question # 1

Additive inverse of -a -b is

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a

-a + b

a - b

a + b

√x = ______ if is a prime number

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Rational no

Natural no

Irrational no

Complex no

The matrix A is Hermitian when (A)' =

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A

-A

A

A'

A committee consists of 9 experts taken from three institutions A, B, and C, of which 2 are from, A, 3 form B and 4 from C. If three experts resign, then the probability that they belong to different institutions is

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1 / 729

1 / 24

1 / 21

2 / 7

Cos 60° = ______

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1

2

1/2

3

The property used in -3 <-2 ⇒0 <1

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Commutative property

Additive property of inequality

Additive inverse

Additive identity

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0

1

cos 2α=

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1 - 2 sin²α

sin ²α+ cos²β

sin²α- cos²β

None of these

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Area bounded between the curve xy=2 and the lines x=1 and x=2

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ln2 square units

ln√2 square units

ln4 square units

Square units

Domain of sin x is ______

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Mathematics General Science Test Medium Mode MCQs With Answers

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