Răspuns :
a * b = 16
a/b = 4
a = 4b
4b * b = 16
b² = 4
b = 2
a/2 = 4
a = 2 * 4
a = 8
proba:
a*b = 8 * 2 = 16
a/b = 8/2 = 4
a/b = 4
a = 4b
4b * b = 16
b² = 4
b = 2
a/2 = 4
a = 2 * 4
a = 8
proba:
a*b = 8 * 2 = 16
a/b = 8/2 = 4