Question

pls answer this question,fast​,step by step

Answer 1

Answer:

I think the answer is -12

Answer 2

$5( - 1) ^{3} - 2( - 1)^{2} + 3( - 1) - 2$

$=5 {e}^{3i\pi} - 2 {e}^{2i\pi} + 3 {e}^{i\pi} - 2$

$=- 5 - 2 - 3 - 2$

$= - 12$