Question # 1

The formula an = a +(n-1)d for an A.P is called

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nth term of an A.P

Sum of first n terms

A,M between a and b

None of the above

A and B throw a dice. The probability that A's throw is not greater then B's is

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5 / 12

7 / 12

1 / 6

1 / 2

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The common ration of a geometric sequence cannot be

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0

1

2

3

If the domain of sequence is finite set then the sequence is called

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geometric sequence

infinite sequence

finite sequence

arithmetic sequence

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none of these

The point which divides the line segment joining the points (a, b) and (c, d) in the ratio 2 : 3 internally is

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none of these

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0

-1

1

2

tan 294° =______;

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tan 24°

-tan 24°

cot 24°

-cot 24°

The end points of the major axis of the ellipse are called its

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Foci

Vertices

Co - vertices

None of these

The equation of motion of a stone thrown vertically up wards is s = ut - 4.9t²the maximum height attained by it =

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The equation of the directrix of the parabola x²= 4ay is

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x + a = 0

x - a = 0

y + a = 0

y - a = 0

If f(x)= x³ then f(-2) is

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-2

-4

-8

8

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1

2

3

4

The roots of (b-c)x2+(c-a) x+a-b=0 are equal if

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2b = a+c

2a = b+c

2c = a+b

a + b + c =0

If sinθand cosθare the roots of the equation ax²- bx + c = 0, then a, b, c satisfy the relation

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b²- a²= 2ac

A²- b²= 2ac

A²+ b²= c²

B²+ a²= 2ac

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The multiplicative inverse of 2/3 is

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3/2

-2/3

-3/2

1

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-a -b -c

1

0

-1

n(n-1)(2n-1), for all natural numbers n, is divisible by

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12

6

2

18

The domain the function : f(x) = x² is given by

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R

Set of all non-negative Real numbers

R^-1

None of these

The zero vector is

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[0, 0, 0]

[1, 1, 1]

[0, 1, 0]

[0, 0, 1]

Which conjunction is not true ?

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Conclusion

Implication

Antecedent

Hypothesis

If 0 = {1,3,5.......}, then n (0) =

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99

odd integers

Even numbers

Infinite

20. 19. 18. 17= _______

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The distance of the plane 2x - 3y + 6z + 14 = 0 from the origin is

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14

2

-2

11

If the sum of co-efficient in the expansion of (a+b)ⁿis 4096, then the greatest co-efficient in the expansion is

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1594

792

924

2924

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Domain of tangent function is

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