Z 3 4i 5 July 8, 2019 16 32 64 128 3 2i z =- 5 4i Z 3 4i √ 5 Z 3 4i = căn 5 Z =( 3 4i )( 12 5i Z 1 2i )- 3 4i 4 5i The modulus of z 3 4i is 5 true or false Z 3 z 5i 1 4i 2
