Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero.f(x) = x3 + 3x2 - x - 3
A. -1, multiplicity 1, crosses the x-axis;
1, multiplicity 1, crosses the x-axis;
- 3, multiplicity 1, crosses the x-axis.
B. 1, multiplicity 2, touches the x-axis and turns around;
- 3, multiplicity 1, crosses the x-axis.
C. -1, multiplicity 1, touches the x-axis and turns around;
1, multiplicity 1, touches the x-axis and turns around;
- 3, multiplicity 1, touches the x-axis and turns around
D. 3, multiplicity 1, crosses the x-axis;
1, multiplicity 1, crosses the x-axis;
- 3, multiplicity 1, crosses the x-axis.
Answer: A
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