1.y=-3/4x-3（上加下减,左加右减）
2.40(勾股定理)
1如果把函数y=-3/4x+3的图像向下平移6个单位,得到新函数,则新函数是
1如果把函数y=-3/4x+3的图像向下平移6个单位,得到新函数,则新函数是
2一个圆桶,底面直径为24cm,高32cm,则桶内所能容下的最长木棒为
2一个圆桶,底面直径为24cm,高32cm,则桶内所能容下的最长木棒为
数学人气：166 ℃时间：2019-08-19 14:13:51
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