Find the area between the curves y=e0.2x\displaystyle {y}={e}^{{-{0.2}{x}}} and y=2.1x+1\displaystyle {y}={2.1}{x}+{1} from x=0\displaystyle {x}={0}  to x=4\displaystyle {x}={4}. Round your answer to three decimal places.

Area =