Question # 1

Total number of subsets that can be formed out of the set {a,b,c} is

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1

4

8

12

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1

2

3

A triangle which is not right angle is called ______ triangle

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acute

Obtuse

Right

Oblique

2π is the period of

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sin𝜽

tan𝜽

cot𝜽

all circular function

∫f(x) is known as:

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Definite itegral

Indefinite integral

Fixed integral

Multiple integral

i² =

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1

2

-1

0

If sin A = cos A, 0°<A<90° then A is equal to

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1

1/2

0

None of these

The graph of y < 2 is the

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Left half plane

upper half plane

Right half plane

Lower half plane

If x-2 and x-1 both are factors of x³-3x³+2x-4p, then P must equal to

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1

2

0

-2

Water seeps out of a conical filter at eh constant rate of 5 cm/sec. the height of the cone of water in the filter is 15 cm. the height of the filter is 20 cm and radius of the base is 10 cm. the rate at which the height of the water decreases is

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The roots of the equation will be irrational if b²- 4ac is

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Positive and perfect square

Positive but not a perfect square

Negative

Zero

(a,0) x (c, 0) =

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(0,ac)

(ac, 0)

(0,0)

(a, c)

If z₁= 2 + 6i and z₂= 3 + 7i, then which expression defines the product of z₁and z₂?

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36 + (-32)i

-36 + 32i

6 + (-11)1

0, +(-12)i

The line joining the center of a circle to the midpoint of the chord is

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Perpendicular to the tnagent

Perpendicular to the normal

Perpendicular to the chord

Let A is a 3 x 3 matrix and B is its adjoint matrix. If |B| = 64, then |A| =

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The equation |x + 4| = x has solution

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x = -2

x = 2

x = -4

x = 4

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none of these

The zero vector is regarded to be parallel to

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Every vector

Is some cases

Both a,b

None

y=0 of the parabola y² = 4ax is the

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equation of directirx

Equatio of the tangent

Equation of axis

equation of latus rectum

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The longer side of a parallelogram is 10 cm and the shorter is 6 cm. If the longer diagonal makes an angles 30° with the longer side, the length of the longer diagonal is

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0

-2

1

4

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If 0 = R, thenthe additive inverse of a is

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1/9

^1/-9

a

-a

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none of these

The angle of elevation of the tops of two towers at the middle point of the line joining the foots of the tower are 60^οand 30^οrespectively. The the ratio of the heghts of the tower is

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2 : 1

3 : 1

1 : 2

1 : 3

The slope of the tangent at the point (h,h) of the circle x2 +y2 =a2 is

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0

1

-1

h

for n€ N, 3^{2n + 7 is divisible by}

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7

8

9

10

The geometrical representation of a linear function is

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Circle

Parabola

Straight lie

None of these

(2.02)4 s equal to

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16

16.6496

17

18

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