Răspuns:
4.681,3456
Explicație pas cu pas:
68,34x68,34 = 4.670,3556
2,3x3,2 =7,36
18,35-7,36 =10,99
10,99+4670,3556=4.681,3456
4681,3456
18,35-(2,3×3,2)+(68,34)²=
=18,35-7,36+4670,3556=
=10,99+4670,3556=
=4681,3456
