Question # 1

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There is no integer n for which 3ⁿis

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Odd

even

Natural

Prime

The complement of set A relative to universal set U is the set

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If A(a,b) lies on 3x +2y =13 and point B(b,a) lies on x-y =5 then equation of AB is

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x- y= 5

x+ y+ =5

x+ y= -5

5x +5y =21

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none of these

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0

-1

1

not defined

nCn-r is equal to

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n!

n-1Cr

nCr

None of these

The period of|sin⁡2x| is

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π/2

-π/2

π

π/3

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60° = ______

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If n € N , then n(n+3) is always

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Multiple of 3

Multiple of 6

odd

even

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π / 4

π / 6

π / 3

0

The sum of an indicated number of terms in a sequence is called

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sequence

progression

Series

Mean

If (0, 0) and (1, 0) are the end points of a diameter, then the equation of the circle is

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The sample space for tossing a coin twice is

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{H, T}

{HH, HT, TH, TT}

{H, T, HH}

{HH, HT, TT}

The domain of y =√(x^2-9) is

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R

(0 , +∞)

(-∞ , -3 )∪ (3 , +∞)

(0 ,∞)

Which of the following is a quadrantal angle

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100°

200°

170°

270°

If a polynomial P(x) is divided by x + a, then the remiander is

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P(a)

P(-a)

P(0)

None of these

The 60th part of one minute is called

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Degree

Second

Radiam

None of these

Z is a group under

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Subtraction

Multiplication

Addition

None of these

f(x) = sin x + cos²x is

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trigonometric function

algebraic function

exponential function

logarithmic function

If 0 = {1,3,5.......}, then n (0) =

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99

odd integers

Even numbers

Infinite

The set {-1, 1} is closed under the binary operation of

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Addition

Multiplication

Subtraction

Division

Domain of cosec x is ______

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0

1

-1

None

If f(x) = x²then f(0) is

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0

1

2

none of these

If n is not natural number, then the expansion (1 + x)ⁿis valid for

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Name the property used in 4.1 + (-4.1) = 0

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Additive inverse

Multiplication inverse

Additive identity

Multiplication identity

30° = ______

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The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

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