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posted by dan Thursday, April 1, 2010 at 9:35pm.

Can someone help me with this?? Simplify... ã-45 x ã-20 = is it?? ã-45*-20 ã-900 3ã-30

√-45√-20 = (3i√5)(2i√5) = 6i^2√25 = -6(5) = -30

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