Question # 1

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1

5

7

9

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-1

0

1

undefined

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k3

0

3k

k6

f(x) = C is

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identity function

constant function

linear function

quadratic function

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The measure of the acute angle between the lines represented by x2 -xy -6y2 =0 is

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120°

30°

130°

45°

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Hermitian matrix

Skew-hermitian matrix

Symmetric matrix

Identity matrix

The value of x which is unchanged by the mapping in the function defined by f ; x⟶ x² + 5x -5 for x> 0 is

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1

5

-5

-1

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0

1

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range of f

domain of f

both (a) and (b)

none of these

The equation of the circle witch centre (-3, 5) and radius 7 is

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(x-3)²+ (y+5)²= 7²

(x-3)²+ (y-5)²= 7²

(x+3)²+ (y+5)²= 7²

(x+3)²+ (y-5)²= 7²

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5

-5

none

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The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

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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0

-1

1/2

1

Multiplicative inverse of 0 is

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0

1

+-1

Does not exist

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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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

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100

99

0

none of these

If n is any positive integer then 3 + 6 + 9 + ....+ 3n = ______

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0

-2

1

4

Which is the proper rational function

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The approximate percentage increase in the volume of a cube if the length of its each edge changes from 5 to 5.02 is

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1.2%

1.5%

0.16%

100.16%

The negative square root of 9 can be written as:

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-√9

√9

√18

-√18

If A, G, H are the arithmetic, geometric and harmonic means between a and b respectively then A, G, H are in

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A. P.

G. P.

H. P.

None of these

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If x,y are two positive distinct numbers then

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A>G>H

A<G<H

A=G=H

None of these

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Principle of equality of fractions

Rule for product of fractions

Golden rule of fractions

Rule for quotient of fractions

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