Question # 1

Cos (cos4π/3)=

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π/2

π/3

2π/3

-π/3

A point of a solution region where two of its boundary lines intersect, is called

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Boundary

Inequality

Half plane

Vertex

The element range of sequence are called

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Series

progression

Members

Terms

If T = {2,4,6,8,10,12}, then

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T = (First six natural numbers)

T = (First six odd numbers)

T = (First six real numbers)

T = ( First six even numbers)

pth term of an H.P. is qr and qth term is pr then the rth term of the H.P. is

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pqr

1

pq

pqr²

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IfΔABC is right, law of cosine reduce to

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Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

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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O is ______

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A positive integer

A negative integer

A natural number

An integer

There may be ______ feasible solution in the feasible region

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Infinite

Finite

Defined

None of above

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

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5

25

10

If 3x⁴+ 4x³+ x - 5 is divided by x + 1, then the reminder is

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0

7

-7

5

The positive value of k for which the equation x2 + kx + 64 = 0 has one of the roots 0

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4

64

8

All values of k

What is the period of tan 4/3 x =?

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π/4

4π/3

7π/4

3π/4

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sin h x

cos h x

tan h x

cot h x

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none of these

If S is a sample space and event set E =Φ then P(E) is

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>0

1

<1

0

A sequence having no last term is called

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arithmetic sequence

Geometric sequence

Finite sequence

Infinite sequence

If x - 2 is a factor of ax2- 12x + a = 2a, then a = ______

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-5

5

0

1

The modulus of a vector i-i+ k is:

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√3

1

√2

∞

The vertex of the graph of the quadratic function f(x) =-x2+6x+1,is

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(-3,10)

(-3,-10)

(3,10)

(3,-10)

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The domain of y = cos-1 x is

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-∞ < x < ∞

-1≤ x≤ 1

x≤ -1 or x ≥ 1

None of these

sin (α+β) + sin (α-β)

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2 sinαcosβ

sin (2αβ)

sinαcosα

None of these

Which of the following has the same value as i113

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i

-1

-i

1

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Additive inverse of - a - b is

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a

-a + b

a - b

a + b

∀a,b,c∈R and c>0,then

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a>b ⇒ ac < bc

a>b ⇒ ac > bc

a<b ⇒ ac > bc

None of these

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quadratic function

constant function

linear function

exponential function

cos⁴θ- sin⁴θ=

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cos4θ

cos2θ

-sinθ

sin2θ

In one hour the minute hand of a clock turns through

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Symmetric

Skew-symmetric

Hermitian

Skew hermitian

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