biaozhunkele 花朵
共回答了21个问题采纳率:85.7% 举报
1年前
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Microwaves may be great at warming up food, but what about warming people?
1年前
Since _______ comes, let’s begin our discussion.
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A group of adults, highly succeeded in their jobs, went to visit their old professor.
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设n阶可逆矩阵A的一个特征值是-3,则矩阵(1/3*A^2)^-1 必有一个特征值为_________.
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观察下列单项式,按此规律第n个单项式是 ______.(n是正整数).
1年前