Find the nth term {an} of the geometric sequence. When given, r is the common ratio.4, 2, 1, , ...

A. a_n = 4 ? 2^n-1
B. a_n = (4)^n-1
C. a_n = 4 ^n-1
D. a_n = 4 ^n-1

Answer: D

Mathematics

You might also like to view...

Evaluate the integral.

A. ln  + C
B. 2 ln  + C
C. 2 ln  + C
D. 2 sech²  + C

View

Mathematics

Find the value.If F(x, y) = ln (x2 + y2), find Fx(1, 3) and Fy(1, 3).

A. F_x(1, 3) = , F_y(1, 3) =
B. F_x(1, 3) = , F_y(1, 3) =
C. F_x(1, 3) = , F_y(1, 3) =
D. F_x(1, 3) = , F_y(1, 3) =

View

Mathematics

Solve the problem.The number of new residents in several towns during the years 2008 to 2010 is given in the following bar graph. What was the increase in the number of new residents in Middleton from 2008 to 2009?

A. 52 B. 40 C. 62 D. 30

View

Mathematics

Provide an appropriate response.Find the vertical asymptote(s) of the graph of the given function.f(x) =

A. x = -9 B. y = 9, y = -3 C. x = 10, x = -10 D. x = 9, x = -3

View

Mathematics