Write the geometric sequence in function notation. 4, 2, 1, 1/2, 1/4....
A) f(x) = (2)(1/4)x - 1
B) f(x) = (2)(1/2)x-1
C) A(x)=(4)(1/4)x-1
D) f(x) = (4)-(1/2)x-1