Question # 1

If origin is the mid point of (a,3) and (5,b) then

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a = -5 , b = -3

a = 5 , b =3

a = -5 , b = 3

a = 5 , b = -3

The area of sector with central angle of 1 radians in a circular region whose radius is 2 m is

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The condition for polynomial equation ax2 + bx + c = 0 to be quadratic is

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a > 0

a < 0

a≠ 0

a≠ 0,b ≠ 0

60° = ______

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An ellipse

A parabola

A circle

A hyperbola

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0

-1

1

f(x)g(x)- ∫g(x) f′(x) dx is equal to

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∫f(x)g′(x)dx

∫f′(x)g(x)dx

∫f′(x)g(x)′dx

∫f(x)g(x)dx

The multiplicative inverse of -1 in the set {1-, 1} is

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1

-1

+-1

0

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3/8

7/8

1/8

None

The period of 3 sin x is

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2π

9π

3π

5π

O is ______

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A positive integer

A negative integer

A natural number

An integer

sin (α +β)=

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sinαcosβ- cosαsinβ

sinαcosα- cosβsinβ

sinαcosα+ cosβsinβ

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Sin -1 x=

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sin(π/2-x)

Sin-1 (π/2-x)

π/2-cos-1x

π/2 + cos-1x

The difference of two consecutive terms of an A.P. is called ______

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General term

Common ratio

Common difference

None of these

tan^-1(1/4) + tan^-1(2/9) is equal to

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1/2 cos^-1(3/5)

1/2 sin^-1(3/5)

1/2 tan^-1(3/5)

tan^-11/2

The seventh term of an A.P whose first term is P and common difference is q. is

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P-6q

P+6q

P-4q

P-nq

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0

Independent of a

Independent of b

Independent of c

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The angle of elevation of the top of a tree from a point 17 meters from is foot is 42^𝜊The height of the tree is

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12m

21m

17m

15m

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Which of the following sets has closure property w.r.t. addition

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{ 0 }

{ 1 }

{ 0, -1}

{ 1, -1}

Cos (cos4π/3)=

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π/2

π/3

2π/3

-π/3

The fifth term of an A.P. Whose first term is 5 and common difference is 3,is

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20

17

25

30

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Ifθ= 60° then

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sinθ= 1/2

tanθ= cot 30°

θ=π/4

secθ= 4

The point which divides the line segment joining the points (a, b) and (c, d) in the ratio 2 : 3 internally is

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none of these

120° degrees are equal to how many radians?

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u,v,wand u x (v.w) are

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Equal

Parallel

Additive immense of each other

Meaningless

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