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OpenStudy (darkbluechocobo):
Which of the following are irrational
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OpenStudy (darkbluechocobo):
6-2i sqrt-3 sqrt5 7
geerky42 (geerky42):
Because imaginary numbers are not real, it is neither rational or irrational. So that left us \(\sqrt5\) or \(7\)
geerky42 (geerky42):
I think it is obvious to you which is irrational.
OpenStudy (darkbluechocobo):
yes sqrt of 5 because 7 is an actual number
geerky42 (geerky42):
yeah
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geerky42 (geerky42):
7 can be expressed as fraction, so that left us \(\sqrt5\)
OpenStudy (darkbluechocobo):
thank you for the help
geerky42 (geerky42):
No problem
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