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SEAMO 2016 — Upper Secondary — Paper E Question 11

SEAMO · SEAMO 2016 — Upper Secondary — Paper E

Question 11

Find the value of $$\sum_{i=1}^{5}3i-\sum_{i=1}^{5}(2i-3).$$
  1. $0$
  2. $1$
  3. $14$
  4. $30$
  5. $35$