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StepMaths Mock Paper 2 · Q12

Paper 2Algebra

Integers xx and yy satisfy 2x6+y2−2x3y=802x^6+y^2-2x^3y=80. Which of the following can be deduced?

  • 1. x=2x=2
  • 2. x6<80x^6<80
  • 3. y>0y>0
  • 4. yy is even
AAll of them
B1,2,41,2,4
C2,42,4
D2 only
ENone of them

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