Answer:
Step-by-step explanation:
<u>Given sets</u>
- R = {10, 15, 20}
- S = {20, 25}
<u>Intersection of sets</u>
Answer:
none of those?
Step-by-step explanation:
4(-2c) = -8c
You can use the Ruffini's rule. The answer using this method is,

And you can see that the multiplicity of the zero x=-4 is 2, and the multiplicity of the zero x=+3 is 1.
5 is the answer................