Question # 1

(0,0) is in the solution of the inequality

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x + y > 3

x - y > 2

3x + 2y > 5

3x - 2y < 2

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The set {1,2,3,4......} is called

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Set of natural numbers

Set of whole numbers

Set of rational number

Set of irrational numbers

If n(A) = n then n(P(A)) is

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2n

n²

n/2

2ⁿ

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One-to-one and onto

One-to-one but not on to

Onto but not one-to-one

Neither one-to-one nor onto

If y=sin(ax+b) then y4=________:

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sin4(ax+b)

a4sin(ax+b)

a4cos(ax+b)

None of these

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2 b

2 a

2 ab

a + b

For two events A and B if P(A) = P (A/B) = 1/4 and P(B/A) = 1/2, then

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A is sub-event of B

A and B are mutually exclusive

A and B are independent and P(A/B) = 3/4

None of these

If 3x4 +4x3+x5is divided by x+1 , which of the following is the remainder

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7

-2

6

1

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The sum of first twenty odd integers in A.P is

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400

397

404

408

A conjunction of two statement p and q is true only if

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p is true

q is true

Both p and q are true

both p and q are false

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0

1

Which of the following represents a vector

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(x, y)

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x-axis

y-axis

z-axis

None of these

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3x²+ 2

3x²+ 2x + 3

x³+ x²

none of these

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0.9

0.74

0.2016

None of these

If distance of (a,b) from y-axis is 2 then

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a = 2

b = 2

a = b

a = 4

If A is a set then any subset R of A x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

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0

1

-1

Which of the following us a scalar

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displacement

velocity

acceleration

density

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None of these

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An empty set

Universal set

A singleton set

None of these

In R the number of identity elements w.r.t.'.' is

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One

Two

Three

Four

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Period of tan x is ______

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The corner point of the boundary lines, x-2y

2x + y = 2 is:

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(2,6)

(6,2)

(-2,2)

(2,-2)

The set of rational number is represented by

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W

R

Q'

Q

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Associative law of addition

Commutative law of addition

Additive identity

Closure law of addition

If 0 = R, thenthe additive inverse of a is

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1/9

^1/-9

a

-a

If the roots of ax2 + b =0 are real and distinct then

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ab > 0

a = 0

ab < 0

a > 0,b > 0

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