A) find the absolute values: |0|, |13 - 8|, and
|8 - 13|.
b) for which numbers a is - a positive? for which is
- |a| positive?
c) a student claims that a = -a is true only for
a = 0. explain why the student is wrong. what
misconception does the student have about -a?

Which polynomial correctly combines the like terms and expresses the given polynomial in standard form? 8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3 n6 + 7mn5 + 14m2n4 – 5m3n3 – 6m6 –2m6 – 5m3n3 + 14m2n4 + 7mn5 + n6 14m2n4 + 7mn5 – 6m6 – 5m3n3 + n6 n6 – 6m6 + 7mn5 + 14m2n4 – 5m3n3 show work