Question # 1

tan(cot^-1x) is equal to

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cot(tan^-1x)

tan x

secon x

None of these

If|a| =|b|=|a + b|=1, then|a+ b| = 5, then|a-b| =

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4

6

5

3

In R the right cancellation property w.r.t. addition is

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The principal value of sin^-1(-1/2)

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π/3

π/4

π/6

-π/6

The integral of 3x⁵dx is:

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15 x⁴

x⁶/2

1/6x⁵

x⁵/ln3

How many 3 digit numbers can be formed by using each one of the digit 2, 3, 5, 7, 9 only once?

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15

24

60

120

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Linear equation

Quadratic equation

Cubic equation

None of these

Period of sin 3x is ______

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An integer is chosen at random from the number ranging from 1 to 50. the probability that the integer chosen is a multiple of 2 or 3 or 10 is

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3 / 10

5 / 10

7 / 10

9 / 10

Two cards are drawn at random from a well shuffled pack of cards. The probability that at least one of them is a face card is

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3 / 17

5 / 17

7 / 17

9 / 17

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3/4

r

v

None of these

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