1)
Why does it say "Anochi Hashem Elokecha"?
1.
Radak: Recognize My existence, and remember the good that I did for you - "I raised you from Egypt."
2)
Why does it mention taking them from Egypt?
1.
Radak: Refer to 81:11:1:1.
2.
Malbim: Then, I designated you for My portion; you should not serve any star or sphere.
3)
What is the meaning of "Harchev Picha va'Amal'ehu"?
1.
Rashi: Ask whatever your heart desires, and I will fulfill your request (Radak - if you will heed Me. You will not be hungry or thirsty.)