Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 3; r = -2

A. a5 = -24; an = 3 ? (-2)n-1
B. a5 = 48; an = 3 ? (-2)n-1
C. a5 = -24; an = 3 ? (-2)n
D. a5 = 48; an = 3 ? (-2)n


Answer: B

Mathematics

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List all subsets or determine the number of subsets as requested.At MegaSalad, a salad can be ordered with some, all, or none of the following set of ingredients on top of the salad greens: {ham, turkey, chicken, tomato, feta cheese, cheddar cheese, cucumbers, onions, red peppers, hot peppers }. How many different variations are there for ordering a salad?

A. 512 B. 2048 C. 1012 D. 1024

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Solve.Write the equivalent decimal and fraction for 66%.

A. 0.6; 66
B. 0.006
C. 0.06
D. 0.6

Mathematics

Write the equation in its equivalent logarithmic form.142 = y

A. logy14 = 2
B. logy2 = 14
C.

log14y = 2

D. log2y = 14

Mathematics

Determine all possible rational solutions of the polynomial equation.f(x) = 6x3 + 24x2 + 2x - 3

A. ±1, ±3, ± 
B. ±1, ± , ±3, ± , ± 
C. ±1, ± , ±3, ± , ± , ± 
D. ±1, ± , ±2, ± , ±3, ±6

Mathematics