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Mathematics 15 Online
OpenStudy (anonymous):

.....

OpenStudy (anonymous):

Somebody please help me

OpenStudy (anonymous):

......

jimthompson5910 (jim_thompson5910):

hint: if a+b*sqrt(c) is a polynomial root, then a - b*sqrt(c) is another polynomial root

jimthompson5910 (jim_thompson5910):

yes

OpenStudy (anonymous):

Thx, that was easy

jimthompson5910 (jim_thompson5910):

np

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