Nombres Complexes, Équations Polynomiales : Correction 11, Terminale Technologique
x 0 π/6 π/4 π/3 π/2 π π
cos(x) 1 3/2 2/2 1/2 0 -1 1
sin(x) 0 1/2 2/2 3/2 1 0 0
Exercice
11
z3 + ( 1 - i ) z2 + ( 1 - i ) z - i = 0
z3 + ( 1 - i ) z2 + ( 1 - i ) z - i = 0