operación con intervalos Sean: A = (-∞,-6] B=(-9.4) C=[-8, 3] D=(-4,2] E=(-7,1] F = (0,∞) (B-C^c 1.(B-C)^c 2.BnC^c 3.[(CuD)nE]^c 4.(CuD)^E^c 5.(C^c n D^c)uE^c 6.(C^c u E^c)n(D^c u E^c) 7. (A n B^c)n(CnF^c)^c 8.(A-B)-(C-F) 9(AnB^c)n(C^c u F) 10.(AuF)^c-(B-E)