The function is and the point of tangency is
.
Differentiate on each side with respect to .
.
Find slope.
\Substitute in the derivative function.
The slope of the function is .
Find tangent line.
\The line equation is .
Substitute and slope
in the line equation.
The tangent line is .
Find intersection points.
\Graph:
\Graph the function and the tangent line
.
Observe the graph:
\The points of intersection are and
.
Find area of region.
\Area of the region is .
Integral formula: .
Area of the region is sq-units.
Area of the region is sq-units.