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SEAMO 2016 — Paper D — Grade 7–8 Question 13

SEAMO · SEAMO 2016 — Paper D — Grade 7–8

Question 13

Evaluate $1+2^1+2^2+\cdots+2^8$.
  1. $488$
  2. $511$
  3. $513$
  4. $516$
  5. None of the above