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I need help to solve this problem
Use induction to prove that, for n>=0:
3*5^0 + 3*5^1 + 3*5^2 + 3*5^3 + ...+ 3*5^n = 3*(5^(n+1)-1)/4
in other word
n
[tex]\sum[/tex] 3*5 k= 3*(5 n+1-1) / 4
k= 0
Use induction to prove that, for n>=0:
3*5^0 + 3*5^1 + 3*5^2 + 3*5^3 + ...+ 3*5^n = 3*(5^(n+1)-1)/4
in other word
n
[tex]\sum[/tex] 3*5 k= 3*(5 n+1-1) / 4
k= 0