The function is $\"\"$ , where $\"\"$ is the sales price of the chip in hundreds of dollars.

(a) Graph the function: $\"\"$ .

$\"\"$

(b) Find the optimum price per chip.

Locate the maximum point in the graph.

$\"\"$

Observe the graph:

Maximum of the function $\"\"$ is at $\"\"$ .

Maximum is at $\"\"$ .

$\"\"$ is the sales price of the chip in hundreds of dollars.

The optimum price per chip is $\"\"$ .

(c) Maximum of the function is at $\"\"$ .

The profit is represented by $\"\"$ and is $\"\"$ at the maximum.

The profit per chip at the optimum price is $\"\"$ .

(a) Graph the function: $\"\"$ .

$\"\"$

(b) The optimum price per chip is $\"\"$ .

(c) The profit per chip at the optimum price is $\"\"$ .