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Daca a×a=9,b=3×a,c=6×b calculeaza a+b+c= ,b-a+c=​

Răspuns :

a=3

V:3x3=9

b=3x3

b=9

c=6x9

c=54

a+b+c=3+9+54=12+54=66

b-a+c=9-3+54=6+54=60

Răspuns:

a=3 pt ca 3×3=9 b=3×a adica b=3×3 b=9 c=6×b adică c=6×9 c=54

Acum ca am aflat numerele, putem calcula

a+b+c=3+9+54=66

b-a+c=9-3+54=57