Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = (x + 1)(x - 3)(x - 1)2
A. -1, crosses the x-axis;
3, crosses the x-axis;
1, touches the x-axis and turns around
B. 1, crosses the x-axis;
-3, touches the x-axis and turns around;
-1, touches the x-axis and turns around
C. 1, crosses the x-axis;
-3, crosses the x-axis;
-1, touches the x-axis and turns around
D. -1, crosses the x-axis;
3, crosses the x-axis;
1, crosses the x-axis
Answer: A
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