Question # 1

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If f(√x)=sin x , then f′(x) =______;

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2xcosx2

cosx2

cos√x

None of these

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Zero matrix

Diagonal matrix

Column matrix

Scalar matrix

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If (0, 0) and (-1, 0) are end points of a diameter, then the equation of the circle is

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The middle term in the expansion of (a +x)¹²is

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7th

8th

9th

6th

The area of the rhombus whose vertices are A(0,0),B(2,1),C(3,3),D(1,2) is

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36 square units

3 square units

6 square units

18 square units

Cos 60° = ______

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1

2

1/2

3

The series obtained by adding the terms of a geometric sequence is called

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Infinite series

Arithmetic series

Geometric series

Harmonic series

5th term of a G.P. is 2, then the product of first 9 terms is

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256

128

512

None of these

(2, 1) is in the solution of the inequality

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2x + y > 7

x - y > 2

3x + 5y < 6

2x + y < 6

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Improper rational fraction

Proper rational fraction

Polynomial

Equation

A circle passing through the vertices of any triangle is called ______

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In circle

Circum circle

Escribed circle

None of these

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0

1

none of these

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15

15 i

-15 i

-15

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an A.P.

a G.P.

a H.P.

None of these

If the expansion of (1 + x)²⁰, then co-efficient of rth ad (r + 4)th term are equal, then r is

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7

8

9

10

The feasible region which can be enclosed within a circle is called

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Bounded region

Convex region

Unbounded region

None

The distance of the point (-2 , -3) from x-axis is

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2

-3

3

5

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Conclusion

Implication

Antecedent

Hypothesis

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A

B

U

None of these

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1

-1

QUQ, =

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N

R

W

Z

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A finite set

An infinite set

An empty set

None of these

The equation |x +4| = x has solution

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x = -2

x = 2

x = -4

x = 4

If A is such that a,A,B are in A.P then A is called

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A.M

Common ratio

Common difference

None of these

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6, -12, -18

-6, 4, 9

-6, -4, -9

-6, 12, 18

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