(1)解方程:(2x-1)(x+3)=4(2)计算:(?1)2011?(12)?3+(cos68°+5π)0+|33?8sin60°|
(1)解方程:(2x-1)(x+3)=4(2)计算:(?1)2011?(12)?3+(cos68°+5π)0+|33?8sin60°|....
(1)解方程:(2x-1)(x+3)=4(2)计算:(?1)2011?(12)?3+(cos68°+5π)0+|33?8sin60°|.
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