Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a12 when a1 = 2, r = -3.

A. 1,062,882
B. -31
C. -354,290
D. -354,294


Answer: D

Mathematics

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What value of x gives the maximum value of ? Consider only positive x-values.

A.
B.
C.
D. There is no solution.

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Solve the equation.log3 x + log3(x - 24) = 4

A. {27} B. {53} C. {-3, 27} D. ?

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Write the function g in terms of the function f where the graph of g is given by the following transformations of the graph of f. The graph of f(x) =  is shifted 2 units to the right.

A. g(x) = f(x - 2) B. g(x) = f(x + 2) C. g(x) = f(x) - 2 D. g(x) = f(x) + 2

Mathematics

A satellite has an initial radioisotope power supply of 65 watts (W). The power output in watts is given by ? ? where t is the time in days. Solve for t to find the time when the power supply is 26 W. ?

A. 243 days B. 250 days C. 99 days D. 229 days E. 222 days

Mathematics