Question # 1

If a,b = 0 then

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a |b

a||b

a = b

None

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none of these

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(-1, 2)

(-1, 1)

(1, 2)

{-1}

The order axioms are satisfied by set of

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C

C and R

R

None of these

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a cot(ax + b) + c

- a cot(ax + b) + c

Name the property used in 100 + 0 = 100

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Additive inverse

Multiplicative inverse

Additive identity

Multiplicative identity

Number of conics is

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1

3

2

4

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If 5,7 and 9 are A.Ms between a and b, then a and b is equal to

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2 and 12

1 and 10

3 and 11

-7 and 2

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2

5

7

None of these

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-8

8

8i

32

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a tan(ax + b) + c

- a tan(ax + b) + c

The line through the intersection of the lines x+ 2y+ 3= 0 : 3x +4y +7 =0 and making equal intercepts on the axes is

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x+ y+ 1= 0

x+ y- 2= 0

x+ y+ 2= 0

2x +y +2 =0

The graph of a linear function is

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a circle

triangle

a straight line

none of these

The distance of the points (3, 4, 5) from y-axis is

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Cos^-1 12/13 =

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tan^-1 3/5

cot^-1 13/12

Sec^-1 13/12

sin^-1 5/13

The set {-1,1} is

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Group under the multiplication

Group under addition

Does not form a group

Contains no identity element

tan270° =__________;

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0

1

-1

Undefined

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(1, 3)

(-1, -3)

(1, -3)

(-1, 3)

tan(3π/2 +θ)=______;

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tanθ

cotθ

-tanθ

-cotθ

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A^-

A^t

-A

A

Roots of the equation x²- 7x + 10 = 0 are

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{2, 5}

{-2, 5}

{2,5}

{-2,-5}

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In R, the additive identity is

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0

1

-1

None

If x³+ 4x³- 2x +5 is divided by x - 1, then the reminder is

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8

6

4

None of these

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none of these

A circle is a limiting case of an ellipse whose eccentricity

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Tends to a

Tends to b

Tends to 0

Tends to a + b

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none of these

The angle between the vectors u =2i - i + k and v = -i + i is:

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3π/2

2π/3

5π/6

π/3

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-x

Infinite set

{-4, 4}

None of these

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