The illustration below shows the graph of y as a function
of
Complete the following sentences based on the
graph of the function.
• As x increases, y
.
The rate of change fory as a function of x is
therefore the function is
For all values of x, the function value y
0.
The y-intercept of the graph is the function value
y=
.
When x = 1, the function value y =
y