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SEAMO 2022 — Paper D — Grade 7–8 Question 15

SEAMO · SEAMO 2022 — Paper D — Grade 7–8

Question 15

If $x^2-10x+1=0$, find $x^4+x^{-4}$.
  1. $1112$
  2. $3345$
  3. $7963$
  4. $9602$
  5. $9935$