The curve equation is
and
.
Find the slope of the tangent line.
\
Apply derivative on each side with respect to
.

.
.
Apply derivative on each side with respect to
.

.
Slope of the tangent line is
.
.
Substitute
and
.
.
The slope of the tangent line is
.
The tangent line slope is
.







and 
and
.
Substitute
in
and
.
and 
and
.
The point of tangency is
.
Substitute
in
and
.
and 
and 
and 
and
.
The point of tangency is
.
The points passing through the tangent line are
and
.