heyysn277 heyysn277
  • 23-05-2023
  • Mathematics
contestada

(a) Prove that if z and y are rational numbers then a + y is rational.
(b) Prove that if = is irrational and y is rational then = + y is irrational.
(c) Provide either a proof or a counterexample for the following statement:
"If « and v are irrational numbers then z + y is irrational."

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