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20. Sequences, Series & Induction / Sequences / Problem 2
Problem 2
Prove that the given statement is true for every positive integer n. Use mathematical induction.
5 + 25 + 125 + ... + 5
n
= (5
n + 1
- 5)/4
A
The statement is false.
B
The statement is false because, upon induction, the equation becomes inconsistent.
C
The statement is true only for n = {1}.
D
The statement is true for all positive values of n.
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