SOLUTION: Determine if this is rational or irrational:
sqrt 77
This would be rational correct? I know 11 can go in to but it is as well and odd number, so i am not real sure. Thank you
Algebra.Com
Question 67966: Determine if this is rational or irrational:
sqrt 77
This would be rational correct? I know 11 can go in to but it is as well and odd number, so i am not real sure. Thank you for the help!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
rational or irrational:
sqrt 77
--------
Irrational
COMMENT: sqrt(x) is only rational if x is a perfect square.
77 is not a perfect square, so sqrt 77 is not rational; it is
irrational.
cheers,
Stan H.
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