The transformation of $\"\"$ when the graph of $\"\"$ is expanded vertically by a factor of $\"\"$ .

Multiply $\"\"$ -coordinate by $\"\"$ .

$\"\"$ .

The transformation of $\"\"$ when the graph of $\"\"$ is compression by a factor of $\"\"$ .

Multiply $\"\"$ -coordinate by $\"\"$ .

$\"\"$ .

A vertical expansion of $\"\"$ by a factor of $\"\"$ would move $\"\"$ to $\"\"$ .

A horizontal compression by a factor of $\"\"$ would move $\"\"$ to $\"\"$ .