某商品原价289元,经连续两次降价后售价为256元,设平均每降价的百分率为x,则下面所列方程正确的是( )
A:289(1﹣x)2=256
B:256(1﹣x)2=289
C:289(1﹣2x)2=256
D:256(1﹣2x)2=289
- What do you think of the dish I cooked for you?
- I haven't had it yet. However, it good.
小明的妈妈为他准备了丰盛的午餐,其中富含蛋白质的是( )
如图是科特迪瓦农矿产品及城市分布图,读图回答问题。
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