Answer:
-8, multiplicity 2; 8, multiplicity 3
Step-by-step explanation:
f(x) = 3(x + 8)^2(x - 8)^3
x + 8 = 0
x = -8
Because of the exponent 2, multiplicity is 2.
x - 8 = 0
x = 8
Because of the exponent 3, multiplicity is 3.
Answer: -8, multiplicity 2; 8, multiplicity 3