$\"\"$

The given function $\"\"$ shown graph.

The point on the function $\"\"$ is $\"\"$ .

The another point passes through the function is $\"\"$ .

The slope of the function is $\"\"$ .

(a)

The values of $\"\"$ .

Consider graph simplify the function $\"\"$ .

$\"\"$ .

$\"\"$ is the slope of the function.

$\"\"$ .

$\"\"$

(b)

The values of $\"\"$ .

Consider graph simplify the function $\"\"$ .

$\"\"$ .

$\"\"$

The values are

(a) $\"\"$ . (b) $\"\"$ .