Given $f(x) = (x + 6)(x-1)(5 - x)$, find the roots in increasing order.
The roots are , , and .
To the left of the first root, is the graph of $f(x)$ above or below the x-axis? Answer above or below: .
Between the first two roots, is the graph of $f(x)$ above or below the x-axis? Answer above or below: .
Between the last two roots, is the graph of $f(x)$ above or below the x-axis? Answer above or below: .
After the last root, is the graph of $f(x)$ above or below the x-axis? Answer above or below: