E. F5 - Math

9:Distancewill draw a line and measure its length between two points on the graph of a function, or between points on different functions.

Press to

access the Y=Editor. Press to

set the window.Press to

draw the graph.Press and

select 9:Distance. Press and the

calculator will request

the first point. Enter -1 as the

value for x and

press . The calculator will

request another

point. Enter 1 as the

other point. Press and

the distance

is found.