Question

5. Calculați: (-3)³ + [(-2)' :(-2)³ +(+18):(-6) + (−1)²⁰²0 ]−(−1)² 2020 ... 2021 F​

Answer 1

(-3)³+[(-2)¹:(-2)³+(+18):(-6)+(-1)²⁰²⁰]-(-1)²

= -27 +[(-2)$^{-2}$-3+1]-1

= -27+0,25-2-1

= -28,75-1

= -29,75