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VTMO 2021 — Grade 8 — vtmo Question 2

VTMO · VTMO 2021 — Grade 8 — vtmo

Question 2

Given a $^{2} + 4 ab = 28 , 2 ab - b^{2} = 3$, find $| a - 2 b |$.
  1. $3$
  2. $4$
  3. $5$
  4. $6$
  5. $7$