Question # 1

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0

-1

1

1/2

Equation of the chord of contact to the tangents drawn from (-3,4) to the circle x2 + y2 = 21

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-3x + 4y =21

4x - 3x = 0

-3x + 4y = 25

None of these

The sum of the even coefficients in the expansion (1 + x)ⁿis

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n²

2^n-2

2^n-1

2ⁿ

cos 315° = ______

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When a selection of object is made without paying regard to the order of selection, it is called

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Sequence

Series

Combination

Permutation

How many arrangements of the letter of the word PAKPATTAN can be made

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The eccentricity of the conic 9x²- 16y²= 144 is

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4/5

5/4

4/3

3/4

In R, the additive identity is

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0

1

-1

None

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6, -12, -18

-6, 4, 9

-6, -4, -9

-6, 12, 18

The distance of the point (1.1) from the origin is

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0

2

If m and n be two scalars, then (m+n) g =

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0

m+n

m▁a+n▁a

ma - m▁a

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