Question # 1

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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

Cos (cos4π/3)=

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π/2

π/3

2π/3

-π/3

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Three integers are chosen at random from the first 20 integers. Then probability that their product is even, is

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2 / 19

3 / 29

17 / 19

4 / 19

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(3, 1, -2)

(3, -2, 1)

(2, -1, 3)

(-1, -2, -3)

The only function which is both even and odd is

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f(x) =α

f(x) = x

f(x) =0

Both A & B

If w is a cube root of unity then 1 + w + w²= ______

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1

2

0

-1

For all positive integral value of n,3ⁿ< n! , when

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n> 6

n< 6

n<11

n>11

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The domain of the principle sine function is

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