Jawabanmu

2014-01-15T01:51:50+07:00
Jadikan aja f(-p)
-p^3 + 7p + 6 = -p^3 - p^2 + 4p + 24
p^2 + 3p - 18 = 0
(p + 6)(p - 3) = 0
p = -6
p = 3