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Gresty Academy Paper 2 · Q9

Paper 2Logic & proof

In logic, how many of the following statements are both necessary and sufficient for the conclusion y>4y>4?

  • y2>16y^2>16
  • y3>64y^3>64
  • y>10y>10
  • y>0y>0
  • 5<y<65<y<6
A00
B11
C22
D33
E44

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