Question # 1

The principal value of sin-1√(3/2) is

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-π/3

π/3

2π/3

π/2

Two unbiased dice are thrown. The probability that the total score is > 5 is

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1 / 18

7 / 18

13 / 18

11 / 18

The function whose range consists of just one element is called

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One-One Function

Identity Function

Onto Function

Constant Function

If y = 2x , then

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y1 -ln2y = 0

y2-(ln2)2 y = 0

y2-(ln2)y1 = 0

All are correct

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0

1

1/2

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cos 2x

2 cos 2x

2 sin2x

-2 cos2x

A farmer possesses 100 hectometers of land and wants to grow corn and wheat. Cultivations of corn requires 3 hours per hectometer while cultivation of wheat requires 2 hours per hectometer. Working hours cannot exceed 240. If he gets a profit of Rs. 20 per hectometer for corn and Rs. 15 per hectometer for wheat. The profit function for the farmer is