Solve the problem.For a particular circuit, the current (in amperes) after time t (in seconds) at a certain point P is given by  Find the charge (in coulombs) that passes point P during the first second.

A. 0.005 C
B. 263 C
C. 1.3 C
D. 0.0038 C


Answer: D

Mathematics

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Use Heron's formula to find the area of the triangle. Round to the nearest square unit.a = 5 inches, b = 12 inches, c = 9 inches

A. 23 square inches B. 21 square inches C. 49 square inches D. 51 square inches

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Convert to degree measure. Round to two decimal places, if necessary.-1.9

A. -109.06° B. -217.52° C. -108.86° D. -217.72°

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Write the inequality in interval notation.-5 ? x < 9

A. [-5, 9) B. (-5, 9] C. [-5, 9] D. (-5, 9)

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Compute the compound interest.Assume the cost of a car is $15,000. With continuous compounding in effect,find the number of years it would take to double the cost of the car at an annual inflation rate of 9.5%. Round the answer to the nearest hundredth.

A. 108.52 yr B. 1.01 yr C. 7.30 yr D. 101.22 yr

Mathematics