Question # 1

The area of a sector with central angle of 0.5 radians in a circular region whose radius is 2m is

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If a is any real number and a = a is called

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symmetric property

Trichotomy Properties

Transitive Property

Reflexive Properties

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∀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

If the roots of ax²+ b = 0 are real and distinct then

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ab > 0

a = 0

ab < 0

a > 0, b > 0

The middle term(s) of (a+x)11 is

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6th term

6thor 7th

7th term

6thand7th

Name the property used in 1000 x 1 = 1000

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additive inverse

multiplicative inverse

additive identity

multiplicative identity

What is the probability of being born on Wednesday?

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1/7

1/2

1/3

1/8

The point (1,3) is one solution of

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3x + 5y > 29

3x + 5y < 7

x + 2y < 4

x + 4y > 3

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a tan(ax + b) + c

- a tan(ax + b) + c

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A

A'

U

U'

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Associative law of addition

Commutative law of addition

Additive identity

Closure law of addition

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Digit in the unit place of the number 183! + 3¹⁸³

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7

6

3

0

The sum of first n even number is

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n2

n(n+1)

n+1

n+2

Tan^-11/x = ______

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sin x

sec^-1X

cot^-1X

None of these

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an A.P.

a G.P.

a H.P.

None of these

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28 / 81

28 / 243

81 / 28

243 / 82

{1, 2, 3, 4,.....} is set of ______

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Natural numbers

Whole numbers

Integers

Rational numbers

A disjunction of two statement p and q is true

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p is false

q is false

Both p and q are false

One of p and q is true

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1

2

3

the curve of the parabola y² = -4ax is symmetric with respect to

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x -axis

y - axis

Botha x and y- axis

None of thes

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184

none of these

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Both the roots of the equation (x -b) (x - c ) + (x -c) (x-a) +(x-a) (x-b) = 0 are always

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Positive

Negative

Real

None of these

Sum of all the four forth roots of unity is

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1

-1

i

0

The quadratic equation 8 sec2θ - 6 secθ +1 =0 has

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Infinitely many roots

Exactly two roots

Exactly four roots

No roots

sin (2π-θ)

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cosθ

sinθ

tanθ

-sinθ

Which of the following has the same value as i113

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i

-1

-i

1

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