Principle Of Mathematical Induction Question 34
Question: The sum $ \underbrace{{{(666..6)}^{2}}} _{n,digits}+\underbrace{(888..8)} _{n,digits} $ is equal to
Options:
A) $ \frac{4}{9}{{(10^{n}-1)}^{2}} $
B) $ \frac{4}{9}(10^{n}-1) $
C) $ \frac{4}{9}(10^{2n}-1) $
D) $ 4(10^{n}+1) $
Correct Answer: C
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Answer:
Solution:
BETA
