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SEAMO 2017 — Paper D — Grade 7–8 Question 10

SEAMO · SEAMO 2017 — Paper D — Grade 7–8

Question 10

Given $a+1/a=5$, find $a^4+1/a^4$.
  1. $523$
  2. $527$
  3. $631$
  4. $635$
  5. None of the above