oo / | | 1 | 1*------------- dx | 2 | x + 8*x + 17 | / -oo
Integral(1/(x^2 + 8*x + 17), (x, -oo, oo))
/ | | 1 | 1*1*------------- dx | 2 | x + 8*x + 17 | /
1 1 1*------------- = ----------------- 2 / 2 \ x + 8*x + 17 1*\(-x - 4) + 1/
/ | | 1 | 1*1*------------- dx | 2 = | x + 8*x + 17 | /
/ | | 1 | ------------- dx | 2 | (-x - 4) + 1 | /
/ | | 1 | ------------- dx | 2 | (-x - 4) + 1 | /
v = -4 - x
/ | | 1 | ------ dv = atan(v) | 2 | 1 + v | /
/ | | 1 | ------------- dx = atan(4 + x) | 2 | (-x - 4) + 1 | /
C + atan(4 + x)
/ | | 1 | 1*------------- dx = C + atan(4 + x) | 2 | x + 8*x + 17 | /
Use the examples entering the upper and lower limits of integration.