1)
Why did they say "Im Tov v'Im Ra"?
1.
Malbim: Also if He says to remain in Eretz Yisrael and not go, which is bad according to our mindset, we will obey.
2)
Why is it written Anu, and we pronounce it Anachnu?
1.
Radak: Both of them mean the same. This is the only place Anu appears in Tanach, but it is common in the Mishnah and Gemara.
3)
Why did they say "Asher Yitav Lanu Ki Nishma b'Kol Hashem"?
1.
Malbim: (a) Heeding Kol Hashem is the true good. (b) Since we will heed His voice, He will supervise over us for good.
