Posted by Kathryn on .
prove that the statement 1/5+1/5^2+1/5^3 +...+1/5^n=1/4(11/5^n) is true for all positive integers n, write your proof in the space below

12th grade 
MathMate,
Hint:
(1x^n) = (1x)(1+x+x²+x³+...+x^{n1})