What are the zeroes of the function? What are their multiplicities?
= x
4
- 4x
3
+ 3x
2
The numbers -1 and -3 are zeroes of multiplicity 2; the number 0 is a zero of multiplicity 1.
The number 0 is a zero of multiplicity 2; the numbers 1 and 3 are zeroes of multiplicity 1.
The numbers 0 and 1 are zeroes of multiplicity 2; the number 3 is a zero of multiplicity 1.
The number 0 is a zero of multiplicity 2; the numbers -1 and -3 are zeroes of multiplicity 1.