Question # 1

If A ⊆ B then A ∪ B is

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A

B

A'

A ∩B

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3

2

8

0

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2

4

6

8

The equation of the parabola with directirx x = 2 and the axis y = 0 is

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y²= 8x

y²= -8x

y²= 4x

y²= -4x

The distance of the point (2,3) from origin is

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5

2

3

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

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1

-1

0

Does not exist

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

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Boundary

Inequality

Half plane

Vertex

tan(3π/2 +θ)=______;

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tanθ

cotθ

-tanθ

-cotθ

If all members of a sequence are real numbers then it is called

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A.P

Real Sequence

G.P

None of these

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-cosec²x

-sec²x

- cosec x cot x

cosec x

Which is not included in the domain of cos^-1x

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0

1

-1

2

What is the period of cos 6x =?

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π/2

π/3

π/4

π

General solution of tan 5θ= cot 2θis

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cos 3a =_______;

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3sin a - 4sin3 a

4sin a - 3sin3 a

3cos3 a - 4cos a

4cos3a - 3cos a

(1 + 2x)⁴= ______

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1 + 4x + 6x²+ 4x³+ x⁴

1 - 4x + 6x²- 4x³+ x⁴

1 - 8x + 24x²- 32x³+ 16x⁴

1 + 8x+ 24x²+ 32x³+ 16x⁴

The unit vector along x-axis is

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none of these

The period of tan [x/3] is ______

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2π

4π

3π

5π

2cos2 a/2 =______;

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1+sina

1-sina

1+cosa

1-cosa

If distance between (3,b) and (0,0) is 3 then b = _______

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3

9

0

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Square matrix

Row matrix

Symmetric matrix

Null matrix

The product of the four fourth roots of unity is

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0

1

-1

None of these

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Additive property in R

Multiplication property in R

Cancellation property in R

Distribution property in R

If a,βare the roots of the equation x2 - 8x + p = 0 and a2 + β2= 40,then value of p is

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8

12

10

14

In (x + iy) x is the known as

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Imaginary part of complex number

Real part of complex number

Complex number

None of above

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Scalar matrix

Identity matrix

Null matrix

Symmetric matrix

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An expression

Rational fraction

Equation

Identity

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