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OpenStudy (anonymous):
please help multiply : (3sqrt5 -1)(6sqrt5 -4) i got sqrt5 +4 but i know its wrong because i dont see that answer as one of my choices
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OpenStudy (anonymous):
3sqrt5*6sqrt5 - 12sqrt5 + 4
OpenStudy (anonymous):
so ? whats that i dont get what your saying
OpenStudy (anonymous):
18*5 - 12sqrt5 + 4 = 22 - 12sqrt5
OpenStudy (anonymous):
okkkay?
OpenStudy (anonymous):
thats ur answer
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OpenStudy (anonymous):
oh well thats wrong
OpenStudy (anonymous):
oops sorry 8*5 - 12sqrt5 + 4 = 40 - 12sqrt5 + 4 = 44 - 12sqrt5
OpenStudy (anonymous):
nope
OpenStudy (anonymous):
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