2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 03:58:37
![2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1](/uploads/image/z/1024571-11-1.jpg?t=2%C3%97%28-1%2F2%29%26%23179%3B%EF%BC%8D3%C3%97%28-1%2F2%29%26%23178%3B%EF%BC%8B3%C3%97%28-1%2F2%29%EF%BC%8D1)
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
您好!
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
=-1/4-3/4-3/2-1
=-1-3/2-1
=-7/2
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 03:58:37
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
您好!
2×(-1/2)³-3×(-1/2)²+3×(-1/2)-1
=-1/4-3/4-3/2-1
=-1-3/2-1
=-7/2