Find the product.-5 ? 4 ? 67 ? (-5)

A. 6700
B. 670
C. -6700
D. -335


Answer: A

Mathematics

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Find the most general antiderivative.dx

A. 6x4 + 12x2 + 4x + C
B. x4 + 3x+ 4x + C
C. 2x4 + 6x2 + 4x + C
D. 6x2 + 6 + C

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Evaluate the permutation.

A. 495 B. 19,958,400 C. 3 D. 11,880

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Solve the problem.From a group of 3 men and 4 women, a delegation of 2 is selected. What is the expected number of men in the delegation?

A. 0.86 B. 0.48 C. 1 D. 0.57

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Solve the problem.Suppose that for an electrical appliance, voltage is given by  and amperage by  where t is time in seconds. The wattage is given by  Find the maximum wattage used by the appliance.

A. 202.23 B. 189 C. 101.115 D. 404.46

Mathematics