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OpenStudy (anonymous):
satellite73 can you check this one plse: multiply (√5 + 3√8)(√5 - 3√8) = -67 is my ans. pls check
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OpenStudy (anonymous):
5 - 3*sqrt(40) + 3*sqrt(40) - 9*8 5 - 72 = 67. This is correct. I am one medal away from level 11. If this helps, please check good answer. Also please see my site for free math videos: http:/www.tutorsean.net
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