Write the first five terms of the geometric sequence with the given information.an = 2an-1; a1 = 5

A. 2, 10, 20, 40, 80
B. 5, 7, 9, 11, 13
C. 10, 20, 40, 80, 160
D. 5, 10, 20, 40, 80


Answer: D

Mathematics

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Use a calculator to find the function value to four decimal places.tan 26.8°

A. 0.4509 B. -10.3346 C. 1.9797 D. 0.5051

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Express the given logarithm as a sum and/or difference of logarithms. Simplify, if possible. Assume that all variables represent positive real numbers.log3

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Mathematics