**TI82** TxtView file generated by CalcText - Kourij [maths[YÿMaths pour Bac BlancFonction exponentielle : lim e^x = +inf +inf lim e^x = 0 -inf lim (e^h - 1)/h = 1 h->0 lim e^x/x = +inf +inf lim xe^x = 0 -inf Nombres complexes : z+z' = (a + a') + i(b + b') zz' = aa' - bb' + i(ab' + ba') z != 0, 1/z = (a - ib)/(a^2 + b^2) z' != 0, z/z' = (a + ib) x 1/(a'+ib') b(zz)' = a^2 + b^2 |z| = R(zz') |z+z'| <= |z| + |z'| r = |z|, teta = arg z z = r(cos teta + i sin teta) arg zz' = arg z + arg z' + 2k pi arg 1/z = - arg z + 2k pi arg z/z' = arg z - arg z' + 2k pi arg z^n = n arg z + 2k pi z = r e^(i teta) zz' = rr' e^(i(teta + teta')) 1/z = 1/r e^(-i teta) z/z' = r/r' e^(i(teta - teta')) e^(i teta) = cos teta + i sin teta Transformations: Translation: z'=z+b Homotétie: z'-w=k(z-w) Rotation: z'-w=e^(i teta)x(z-w) By Chralesÿ"â