SOLUTION: Which number is not real?
1.) -8
2.) sqrt(-64)
3.) - sqrt(64)
4.) 3 times sqrt(-64)
I already eliminated -8 and - sqrt(64) beacause I know they are real, I just don't unders
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-> SOLUTION: Which number is not real?
1.) -8
2.) sqrt(-64)
3.) - sqrt(64)
4.) 3 times sqrt(-64)
I already eliminated -8 and - sqrt(64) beacause I know they are real, I just don't unders
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Question 414406: Which number is not real?
1.) -8
2.) sqrt(-64)
3.) - sqrt(64)
4.) 3 times sqrt(-64)
I already eliminated -8 and - sqrt(64) beacause I know they are real, I just don't understand the other two. Please help, Thank you! Answer by josmiceli(19441) (Show Source):