The point is on
.
(a) The function is
The point is on
.
Subtract from
-coordinate.
point on
.
Subtract from
-coordinate.
point on
.
(b) The function is .
is on
.
Add to
-coordinate.
is on
.
Multiply -coordinate by
.
is on
.
Add to
-coordinate.
is on
.
(c) The function is .
is on
.
Multiply -coordinate by
.
is on
.
is on
.
(a) .
(b) .
(c) .