Write the number in decimal notation without the use of exponents.9 × 10-4

A. 90,000
B. 0.009
C. 9000
D. 0.0009


Answer: D

Mathematics

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Find the first five terms of the arithmetic sequence.an = 2n - 2

A. 4, 6, 8, 10, 12 B. 0, -2, -4, -6, -8 C. 0, 2, 4, 6, 8 D. 0, 1, 2, 3, 4

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Solve the problem.A stockbroker bought 65 shares of stock for $28.04 each. What was the total amount of the purchase?

A. $1822.71 B. $1822.50 C. $1822.60 D. $1822.70

Mathematics

A mold culture in a dorm refrigerator is circular and growing. The radius is increasing at a rate of 0.1 cm/day. How fast is the area growing when the culture is 6 centimeters in radius? (The area of a disc of radius r is .) ?

A.  
B. ?
C. ?
D.
E.

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Use your calculator to approximate the integral using the method indicated, with n = 100. Round your answer to four decimal places. dx (trapezoidal rule)

A. 2.8734 B. 2.9436 C. 3.0359 D. 2.8899

Mathematics