1)
What is the significance of remembering your evil ways?
1.
Malbim: (a) You will constantly regret the past. (b) Refer to 36:32:3:1.
2)
What is the meaning of "u'Nkotosem Bifneichem"?
1.
Rashi: You will groan. You will melt in shame over the evil that you bestowed in front of Me, and I bestow to you good!
2.
Radak: You will be cut off in your own eyes when you remember your sins. You will say, Hashem properly cut us off and exiled us from our land.