Write the first five terms of the sequence whose nth term is shown.an = 3n

A. 3, 9, 27, 81, 243
B. 1, 3, 9, 27, 81
C. 1, 8, 27, 64, 125
D. 9, 27, 81, 243, 729


Answer: A

Mathematics

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A. {-1, 1, -3} B. {-3, 3} C. {9} D. {1, -3, 3}

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Solve the logarithmic equation symbolically.ln 3x + ln 6x = ln 19

A. x = 1/2
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Find E ( X ), Var ( X ), and SD( X ) for the given random variable

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