Răspuns:
a) 196 - 256 - 9 = 196 - 265 = - 69
b)32 - 8 - 1 = 24 - 1 = 23
[tex]c) {7}^{3} - ( {7}^{2} ) {}^{2} - 7 \: = {7}^{3} - {7}^{4} - 7 = [/tex]
= 343 - 1372 - 7 = 343 - 1365 = - 1022
d)1+5+25=31
e) 64-27+1= 37+1=38
f)8+125+6=133+6=139
[tex]g) {4}^{3} = 64[/tex]
[tex]h) {5}^{2} = 25[/tex]
i) 144-25=119
