simplifing expressions?

G

Guest

Guest
problem 1.
Square root sign over all of this - 8squared - 4(2)(8) I got not possible because you can't have the square root of zero???
I think should put undefind
Am I right :?

mom agrees but we want to make sure! Thanks
 
yep we just found that in the book! thanks again!

At least we got the right answer the second time! Thanks again! :)
 
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