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.
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 the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
The line of best fit to model the data in the table is y = 5.2x - 0.4. A 2-column table with 5 rows. The first column is labeled x with entries 1, 2, 3, 4, 5. The second column is labeled y with entries 8, 13, 18, 23, 24. What is the residual for 5?
Answers (2)
1. Find the capacity in litres of a bucket 24cm in diameter at the top, 16cm in diameter at the bottom and 20cm deep.
Answers (1)
Write the number 48900 in scientific notation
Answers (2)
Which relationship is always true for the angles x, y, and z of triangle ABC? A triangle is shown with a leg extending past the top vertex. The vertices are labeled ABC. Angle y is located inside the triangle at vertex B.
Answers (1)
What is a counterexample to this claim? All perfect squares are even. A. 4 B. 9 C. 16 D. 36
Answers (1)
New Questions in Mathematics
How do you simplify 3/2 over 1
Answers (1)
If my expression is - 12y + 90=-8 what is y?
Answers (1)
The price, s, of a mountain bike at Speed Cycling is $290 less than twice the price, d, of the same bike at Downhill Racing. The difference in price between the bike at Speed Cycling and Downhill Racing is $304.
Answers (1)
Length is 32 and breadth is 32 find the square of the Square Garden
Answers (1)
Solve the following one step equations a - 18 = - 3 5n = 35 3/5a = 15
Answers (2)