计算√(8a³b²)·[-3/2√(2a²b)]÷√(9ab)(a>0

发布时间:2021-03-14 23:37:51

计算√(8a³b²)·[-3/2√(2a²b)]÷√(9ab)(a>0,b>0)

网友回答

√(8a³b²)·[-3/2√(2a²b)]÷√(9ab)(a>0,b>0)
=2ab√(2a)·[-3/2*a√(2b)]÷3√(ab)
=2ab√(2a)·[-3/2*a√(2b)]*1/[3√(ab)]
=-6a²b√(ab)*1/[3√(ab)]
=-2a²b
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