Question # 1

The number of real roots in cube roots of 8 is ?

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n x m

m x n

km x n

m x kn

The area of circle of unit radius=

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0

1

4

π

The set (Z, +) forms a group

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Function on B

Range

Domain

A into B

Which of the following is the solution of Cot²x = 1/√3

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π/5

π/3

π/7

π/9

d/dx [cos x²] =________

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-2x cos x²

-2x² sin x²

x² sin x

-2x² sin x²

Sec^-1 x=

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Cos^-1 1/x

Cosec^-1 1/x

Cos-1 (-x)

Tan^-1 x

The radius of the circle (x- 1)² + (y + 3)² =64 is

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8

2√2

4

64

There are 30 Red, 20 Green and some Blue bells in a bag if the probability of finding a Red ball is 1/3,how many are red balls in the bag

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120

20

40

90

Second derivative of y = x⁹ + 10x² + 2x -1 at x = 0 is

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10

20

12

1

If A and B are two events then P(A∪B) =? (when A and B are disjoint)

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P(A) - P(B)

P(A) x P(B)

P(A) + P(B)

P(A) + P(B) -P(A∩B)

The common difference of the sequence 7,4,1......is

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1

-3

5

0

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NAT I General Science Mathematics MCQs With Answers

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