Question # 1

The additive identity of real number is

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1

2

1/2

0

The sum of even coefficient in the binomial expansion is

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2ⁿ⁺¹

2ⁿ

2^n-1

2n

The equation of the circle with centre origin and radius r is

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x²+ y²= 1

x²+ y²= r²

x²+ y²= 0

x²- y²= r²

If there is one-one correspondence between A and B, then we write.

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A = B

A⊆ B

A⊇ B

A ∼ B

Cos 0° = ______

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-1

0

1

Undefined

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none of these

3x + 4 = 0 is

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not inequality

equation

identity

inequality

Which of the following is a vector.

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energy

force

work

power

Union of the sets of rational and irrational numbers is called 6th set of

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Natural numbers

Real numbers

Whole numbers

Prime numbers

A function f(x) is said to be the periodic function if for all x in the domain of f, there exists a smallest positive number p such the f(x + p) = ______

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f(p)

f(x)

f(o)

None of these

The roots of the equation will be irrational if b²- 4ac is

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Positive and perfect square

Positive but not a perfect square

Negative

Zero

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x^-2+ c

not possible

i¹⁰¹=

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i

i²

-i

-1

A triangle has six

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side

elements

angle

tangents

If a 1-1 correspondence can be established b/w two sets A and B, then they are called

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Equal sets

Equivalent sets

Over lapping sets

None of these

If p and q are two statements then their conjunction is denoted by

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0

1

A box contains 10 red 30 white and 20 black marbles When a marble is drawn at random the probability that it is either red or white is

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1/6

1/3

1/2

2/3

If the pth, qth, and rth terms of an A.P. are in G.P:., then the common ratio of the G.P. is

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The centroid of a triangle divides each median in the ratio

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2 : 1

3 : 1

3 : 2

1 : 1

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The law of of sines

The law of tangents

The law of consines

None of these

(1+w)(1+w2)(1+w4)(1+w8)....50 factors

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0

-1

1

2

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0

1

8

∞

QUQ'

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The probability that a slip of number divisible by 4 is picked from the slips bearing numbers 1, 2, 3, ...10 is

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1/5

1/4

1/3

1/2

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none of these

The sum of all positive integral multiple of 5 less than 100 is

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950

760

1230

875

The probability that the sum of dots appearing in two successive thrown of two dice, in every time 7 is

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1/5

1/36

1/7

1/63

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