Posted by Sara on Friday, October 9, 2009 at 6:53pm.
not neccessarily
When you have a statement like "...always...", it is sometimes (not always) easier to disprove with a counter example than to prove the truth of the statement.
For example,
√2 is irrational.
√2 * √2 = 2 is rational.
Related Questions
Math - Are there more rational or irrational numbers? I am thinking irrational, ...
Math - Here is the question: Is the product of two irrational numbers always an ...
Math - What are irrational, rational, and natural numbers? A rational number is ...
math - Keyshia said that one of the following numbers is IRRATIONAL. Which ...
math - Keyshia said that one of the following numbers is IRRATIONAL. Which ...
irrational numbers?! - what are rational and irrational numbers?? i know that ...
math - 1. Which of the following numbers is an example of an integer? a. -15 b. ...
math - hi i need help with rational and irrational numbers. i just need to know ...
Math - Which statement is correct? A. All intergers are rational numbers. B. All...
Math Logic - If there are as many rational numbers as there are irrational ...
For Further Reading
