Which is the recursive formula for the following Geometric Sequence?
20, 80, 320, 1280,

A. f(1) = 20;
f(n) = f(n-1). 4, for n > 2
B. f(1) = 20;
mook
f(n) = f(n-1) - 2, for n > 2
ook
mily
C. f (1) – 20;
f(n) = f (n − 1). (1), forn > 2
D. f(1) = 20;
f(n) = f(n-1). 41-1, for n > 2
HEL

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Use your knowledge of the binary number system to write each binary number as a decimal number. a) 1001 base 2= base 10 b) 1101 base 2 = base 10

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :