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So the answers are Always or sometimes to describe the statement.

1.)  (an irrational number) + (an irrational number) = an irrational number

2.)  (a rational number) x (a rational number) = a rational number

3.)  (an irrational number) x (an irrational number) = an irrational number 

Thanks!

 Aug 5, 2015

Best Answer 

 #3
avatar+118608 
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So the answers are Always or sometimes to describe the statement.

1.)  (an irrational number) + (an irrational number) = an irrational number      Always

2.)  (a rational number) x (a rational number) = a rational number                  Always

3.)  (an irrational number) x (an irrational number) = an irrational number       Sometimes

 

Don't ask me to prove it though :)

 Aug 6, 2015
 #1
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1) sometimes -> 1 - 6.?????...... = 3.???????......

  so two irrational numbers 6.??? + 3.?????? = 1 (A rational number)

 

2) yep always

 

3) Sometimes -> Sqrt(2) * Sqrt(2) = 2

 Aug 5, 2015
 #2
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cant edit point 3 above so seperate post -> pi*pi = pi^2 which cant be expressed as a fraction so this is irrational

 Aug 5, 2015
 #3
avatar+118608 
+5
Best Answer

So the answers are Always or sometimes to describe the statement.

1.)  (an irrational number) + (an irrational number) = an irrational number      Always

2.)  (a rational number) x (a rational number) = a rational number                  Always

3.)  (an irrational number) x (an irrational number) = an irrational number       Sometimes

 

Don't ask me to prove it though :)

Melody Aug 6, 2015

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