sketch a graph of the polynomial
function f having the given characteristics. Use the
graph to describe the degree and leading coefficient of
the function f. (See Example 5.)
37, fis increasing when x > 0.5; fis decreasing when
x < 0.5.
• f(x) > 0 when x < -2 and x > 3; f(x) < 0 when
-2 < x < 3.