Question # 1

In polar form of complex number r =

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The extraction of cube root of a given number is a

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Unary Operation

Binary Operation

Relation

None of these

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3K

K2

K3

K

If 4 - x >5, then

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x > 1

x > -1

x < 1

x < -1

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The set of all antiderivaties of f(= ∫f(x)dx) is the

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Definite integral

Indefinite integral

Integral

Area

A function f is said to be an even if f(-x) =

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0

1

f(x)

-f(x)

If | x | < 1, then the first two terms of (1 - x)^1/2are

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π / 3

π / 4

π / 6

0

The term involving x⁴in the expansion of (3 - 2x)⁷is

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120

1512

1250

15120

If the flag-staff 6 meters high placed on the top of a tower. Makes the shadow 2√3 m on the ground, then the angle of elevation of the sun is

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30^ο

35^ο

45^ο

60^ο

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Always negative

Zero

Always positive

Infinity

The number of terms in the expansion of (a + b)⁹is

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10

11

9

12

The order axioms are satisfied by set of

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C

C and R

R

None of these

A = B if

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A is equivalent to B

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If a = {2m/2m < 9 ,m€ p} , the (n A) =

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{2,3,4,5,6,7,8}

{2,4,6,8............16}

{ 4, 6}

{2,3,5,7}

A vertical pole is 8m high and the length of its shadow is 6m. The angle of elevation of the sun of the moment is

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57𝜊

-48𝜊

27𝜊

53𝜊

graph of trigonometric function y = sec x does not meet

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x - axis

y -axis

both axis

None of these

the largest degree of the terms in the polynomials is called

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terms of the polynomial

degree of a polynomial

co-efficient

monomial

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

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99

odd integers

Even numbers

Infinite

In quadratic equation f(x) = ax²,if a >0, then the graph of parabola

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Opens up

Opens down

close up

symmetric w.r.t.x.axis

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Which one represents a sequence

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an

Sn

a(n)

{an}

tanθ/2

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The distance between the points A(3,1) and B(-2,-4) is

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5

25

10

A subset of set of complex number whose elements are of the form (a,0) is called

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Real number

Complex number

Rational number

Irrational number

n!/(n-1)!=

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n

n!

(n-1)!

0!

If G is a G.M between a and b then a,G,b are in

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A.P

H.P

G.P

None of these

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