Question

z = (2 + i)(1 + i) · i

Answer 1

te piden hallar el complejo uwu

• distributiva

$(2 +2i + i + (i)^{2} ) i$

sumamos

(2 + 3i - 1 ) i

(1+3i) i

i -3

recordar

$i^{2} = -1$