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2008 AMC 12A Question 15

AMC12 · 2008 AMC 12A

Question 15

Let $k = 2008^2 + 2^{2008}.$ What is the units digit of $k^2 + 2^k?$
  1. $0$
  2. $2$
  3. $4$
  4. $6$
  5. $8$