Which statement describes the graph of f(x) = -x^4 + 3x^3 + 10x^2 ?
The graph crosses the x-axis at x = 0 and touches the x-axis at x = 5 and x = -2 .
The graph touches the x-axis at x = 0 and crosses the x-axis at x = 5 and x = -2 .
The graph crosses the x-axis at x = 0 and touches the x-axis at x = -5 and x = 2 .
The graph touches the x-axis at x = 0 and crosses the x-axis at x = -5and x = 2 .