A:线粒体、线粒体
B:线粒体、叶绿体
C:叶绿体、线粒体
D:叶绿体、叶绿体
—I don't know. I have to look it up in the dictionary,
已知a2﹣3a+1=0,则(a2﹣1a2)(a﹣1a)=____ .