If xy is rational, must either x or y be rational?
A) Yes; because the product of irrationals cannot be rational.
B) No; because the product of two irrationals can also be rational.
C) No; because the product of a rational and an irrational can also be rational.
D) Yes; because the product of a rational and an irrational can also be rational.
+5
Answers (2)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “If xy is rational, must either x or y be rational? A) Yes; because the product of irrationals cannot be rational. B) No; because the ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Home » Mathematics » If xy is rational, must either x or y be rational? A) Yes; because the product of irrationals cannot be rational. B) No; because the product of two irrationals can also be rational.