Question

Identify the roots of .
-3x3-21x2+72x+540=0
State the multiplicity of each root.
Answer
a.
The root 5 has a multiplicity of 1, and the root -6 has a multiplicity of 2.
b.
The root 5 has a multiplicity of 2, and the root -6 has a multiplicity of 1.
c.
The root -5 has a multiplicity of 1, and the root 6 has a multiplicity of 2.
d.
The root -5 has a multiplicity of 1 and the root 6 has a multiplicity of 2.