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OpenStudy (anonymous):
25c^2-16=0...solve.
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jimthompson5910 (jim_thompson5910):
25c^2-16=0 (5c-4)(5c+4)=0 5c-4=0 or 5c+4=0 c=4/5 or c=-4/5
OpenStudy (anonymous):
and that is a fraction correct?
jimthompson5910 (jim_thompson5910):
yes, 4/5 and -4/5 are fractions (four-fifths and negative four-fifths)
OpenStudy (anonymous):
ok was just making sure thanks
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