Номер 1209
1) (–2,1)2 = –2,1 • (–2,1) = 4,41;
2) (–4)3 = –4 • (–4) • (–4) = 16 • (–4) = –64;
3) (– 3/7)2 = –3/7 • (–3/7) = 9/49;
4) (–0,1)3 = –0,1 • (–0,1) • (–0,1) = 0,01 • (–0,1) = –0,001;
5) (–1)2 = –1 • (–1) = 1;
6) (–1)3 = –1 • (–1) • (–1) = 1 • (–1) = –1.