Find the area enclosed between http://euler.vaniercollege.qc.ca/web...7f78a5a001.png and http://euler.vaniercollege.qc.ca/web...d9d094b661.png from http://euler.vaniercollege.qc.ca/web...e517fc5a21.png to http://euler.vaniercollege.qc.ca/web...c2c64b5631.png.

$\displaystyle \int_{-2}^{6} [(0.4^2+3) - (x)] dx$

$\displaystyle \frac {0.4x^3}{3} + 3x - \frac {x^2}{2}$

If I'm not mistaken, I now have to use the Fb - Fa formula. However, my answer turns out wrong so I'm assuming I made a mistake in the calculations shown above. Can someone please tell me where it is?