Question # 1

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x-axis

y-axis

z-axis

None of these

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0

1

-1

None of these

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0

1

-1

The order of the matrix [1 2 3] is

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1 x 1

3 x 3

3 x 1

1 x 3

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an A.P.

a G.P.

a H.P.

None of these

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(a + b)c = a . c + bc

a + b = b + a

(a + b) + c = a + (b + c)

a(b+ c) = ab + ac

i¹⁰¹ =

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i

i²

-i

-1

A tower subtends an angleαat a point on the same level as the root of the tower and at a second point, b meters above the first, the angle of depression of the foot of the tower isβ. The height of the tower is

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b cotαtanβ

b tanαtanβ

b tanαcotβ

None of these

The multiplicative inverse ofx^(-1) is

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x

a-2

0

1

What is the period of 6 sin x=?

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π

-π

π/2

2π

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0

1

2

3

w^-12= ______

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0

1

w

w²

A set having only one element is called

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An empty set

Universal set

A singleton set

A power set

The graph of the quadratic equation is

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Straight line

Circle

Parabola

elipse

The sets {1, 2, 4} and {4, 6, 8, 10} are

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Equal sets

Equivalent sets

Disjoint sets

Over lapping sets

The slope of the normal at the point (at², 2at) of the parabola y²= 4ax is

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1/t

t

-t

-1/t

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The area enclosed between the graph y = x²-4x and the x- axis is:

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20/3

41/3

32/3

25/3

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none of these

tan 294° =______;

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tan 24°

-tan 24°

cot 24°

-cot 24°

Domain of sec x is ______

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If B-A≠φ , then n(B-A) is equal to

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n(a)+n(c)

n(c)-n(a)

n(a)-n(c)

None of these

The nth term of an A.P is (3n+5) Its 75th term is

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26

7

21

Cannot be determined

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0

-4

none of these

x = ________ is in the solution of 2x - 3 < 0

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2

-2

3

4

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-1

0

1

undefined

sin(π+θ)=_______;

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sinθ

cosθ

-sinθ

-cosθ

If sin x + sin²x = 1, then the value of Cos¹²x + 3cos¹⁰x + 3cos⁸x + cos⁶x + 2 cos⁴x + cos²x-2 is equal to

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0

1

2

sin²x

If f(x) = x²-x then f(1) is

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0

1

2

3

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