Question # 1

If #n = (n-5)2 + 5, then find #3 x #4.

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54

12

4

9

The domain of a finite sequence is a

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Set of natural numbers

R

Subset of N

Proper subset of N

If a set S contains n elements then P (S) has ........ number of elements

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2ⁿ

2ⁿ²

2.n

n²

H.M. between 3 and 7 is

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If f(x) = -x²then f(-2) is

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-2

2

-4

4

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ab > 0 and a > 0 then

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a > b

a < b

a = b

None

The number of tangents to the circle x2+ y2 -8x -6y +9 =0 which pass through the point (3,-2) is

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2

1

0

None of these

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π/ 4

π/ 6

π/ 3

2π/ 3

The probability to get an odd number in a dice thrown once is

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1/2

1/6

1/3

2

The first three terms in the expansion of (1 + x)^-2are ______

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1 - 2x + 3x²

1 - 2x - 3x²

1 + 2x + 3x²

-2 -2x + 3x²

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perpendicular vectors

parallel vectors

concurrent vectors

none of these

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(A∩Bc)c= -------------------------

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Ac∪Bc

Ac∪B

Ac∩B

None of these

The probability that a person A will be alive 15 years hence is 5/7 and the probability that another person B will be alive 15 years hence is 7/9. Find the probability that both will be alive 15 years hence

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4/63

5/9

45/49

None of these

The number of words that can be formed out of the letters of the word ASSASSINATION is

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cos h²x + sin h² x

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an even function

an odd function

an even and implicit function

neither even nor a odd

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In common logarithm the base is

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1

0

10

e

The set {{a,b}} is

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Infinite set

Singleton set

Two points set

None

2.333....is a

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Irrational no

Complex no

Rational no

None of these

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π / 4

π / 6

π / 3

0

The set of rationals numbers between 0 and I is

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Finite

Null set

Infinite

None of these

Order (or sense) of an inequality is changed by multiplying or dividing its each side by a:

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Zero

one

negative constant

Non negative constant

The equations of the line thro' the point (2, 3, -5) and equally inclined to the axis are

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9

-9

0

1

The logic in which every statement is regarded as true or false and no other possibility is called

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Aristotelian login

Inductive logic

Non-Aristotelian logic

None of these

If a +b +c =0 then which of the following is true

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a =b =c =0

a,b =b,c =c,a

a xb=b xc =c xa

None

The number of permutation that can be formed from the letters of the word OBJECT is

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700

600

720

620

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0

1

2

4

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