Posted by Laruen on Sunday, December 2, 2012 at 4:44pm.
Which of the following is NOT a real number?
a) 0.0005
b) 13/0
c) square root of 1/16
I picked c, am i correct???????

Math 8R  Sammy, Sunday, December 2, 2012 at 4:52pm
Yes.

Math 8R  Laruen, Sunday, December 2, 2012 at 4:53pm
thank you

Math 8R  Sammy, Sunday, December 2, 2012 at 4:54pm
Sorry, completely misread the order of the letters. No, b is correct. Because 13/0 is undefined.

Math 8R  Laruen, Sunday, December 2, 2012 at 4:55pm
ohhhhh
thank you!

Math 8R  Sammy, Sunday, December 2, 2012 at 4:56pm
The square root of 1/16 is 0.25 which is a real number. When the number under the square root is negative , that's when you have a number that is not real.

Math 8R  Sammy, Sunday, December 2, 2012 at 4:56pm
You're welcome.
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