Question # 1

Name the property used in 4.1 + (-4.1) = 0

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Additive inverse

Multiplication inverse

Additive identity

Multiplication identity

The number of 5-digit number that can be formed from the digits 1,2,4,6,8, when 2 and 8 are never together is

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72

48

144

20

The point P (5,8) and the origin lie on the side of the line 3x+ 7y+ 15 =0

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Same side

P above and origin below

Opposite side

P below and origin above

Period of tan x is ______

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

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7

-2

6

1

tan h x = _________

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The area enclosed between the graph y = x²-4x and the x- axis is:

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20/3

41/3

32/3

25/3

A monoid (G, *) is said to be group if

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have identity element

is commutative

have inverse of each element

None of these

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The point of concurrency of the right bisectors of the sides of a triangle is called

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incentre

circum center

e-center

centroid

A box containing 10 mangoes out of which 4 are rotter. Two mangoes are taken together from the box. If one of them is found to be good, the probability that the other is also good is

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1 / 3

8 / 15

5 / 13

5 / 9

probability of a certain event is

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0

-1

1

∞

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2x + 3

x²+ 3 + c

The tangents drawn from the point P to a circle are real and coincident if

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P is on the circle

P is inside the circle

P is outside the circle

none of these

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At

-A

A

A-1

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30° = ______

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Q∪ Q' =

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Q

Q'

N

R

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Symmetric property

Cancellation property w.r.t. multiplication

Reflexive property

Transitive property

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2

6

If f(x) = tan x then f(0) is

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0

1

1/2

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1

2

-1

0

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Conclusion

Implication

Antecedent

Hypothesis

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The points A(3,1),B(-2,-3),C(2,2) are vertices of an (an)

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Right triangle

Equilateral triangle

Isosceles triangle

Scalene triangle

There may be ______ feasible solution in the feasible region

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Infinite

Finite

Defined

None of above

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30°

45°

60°

75°

Root of the equation 3^x-1+ 3^1-x= is

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2

1

0

-1

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