Question # 1

The set of the first elements of the ordered pairs forming a relation is called its

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Function on B

Range

Domain

A into B

The square matrix A is skew-symmetric when At =

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-B

-C

-A

-D

Domain of 1+cot2θ=csc2θ is

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[0,π]

R-{x/x=nπ,n∈ z}

(-∞,+∞)

[-1,1]

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I and II quadrants

I and III quadrants

II and III quadrants

II and IV quadrants

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cos x

sec x tan x

sec²x

-cosec²x

If f(x) = x²then f(0) is

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0

1

2

none of these

The equation x2+ y2- 8x+ 6y+ 25= 0 represents

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A circle

A pair of straight lines

A point

None of these

√2 +√3 +√5) = (√2 +√3 +√5: this property is called

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associative property w.r.t addition

commutative property

Closure property w.r.t addition

Additive identity

tan (-135°) = ______θ

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0

1

2

3

If f(x) = x²then f(-2) is

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-2

2

4

-4

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- cos x

sin x

- sin x

sec x

1/2,1/3,1/4,1/5.........is

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a geometric sec

an arithmetric series

finite sequence

an infinite sequece

If there is one-one correspondence between A and B, then we write.

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A = B

A⊆ B

A⊇ B

A ∼ B

Minor of an element a_ijis denoted by

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M_ij

A_ij

|A|

None of these

sec (-360°) = ______

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0

1

2

3

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4

6

8

10

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

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Vertex of the solution

Feasible point

Point of inequality

Null point of the solution region

The transport of a null matrix is

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Row matrix

Column matrix

Square matrix

Null matrix

A chimney is such that on walking towards it 50 m in a horizontal line through its base the angular elevation of its top changes from 30° to 45°. The height of the chimney is

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The equation of the line perpendicular to x- axis and passing through (-5,3) is

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y -3 =0

x+ 3 =0

y- 3 =∞

x +5 =0

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56

7

8

8/7

The last term of (1+2x)-2

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(-1)-2 (2x)-2

(-1)-4(-2x)-2

(-1)-3(2x)-3

Does not exist

If C={p/p < 18, p is a prime number}, then C =

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{2,3,4,.........17}

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

{1,3,5,7,9,11,13,15,17}

{3,6,9,12,15}

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Which of the following is a scalar.

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force

frequency

weight

acceleration

The function f(x) =|x| is a/an_______function

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Even

Odd

Both even as well as odd

Neither even nor odd

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