Question

2 The volue f (1+i)³ + (1-i) ³ is​

Answer 1

Answer:

${(1 + i)}^{3} + {(1 - i)}^{3} \\ = (1 + i + 1 - i)( {1}^{2} - 1 \times i + {i}^{2} )\\ 2 \times (1 - i + {i}^{2})$