kmartinkokmart3189 kmartinkokmart3189
  • 10-01-2024
  • Mathematics
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Let x and y be non-zero rational numbers, and z be an irrational number. For xy/z to be irrational, which of the following proofs can be used?
a) Direct proof
b) Proof by contradiction
c) Mathematical induction
d) Proof by contrapositive

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