Question

gaseste perechile de numere corespunzatoare fiecarei expresii date a×b+6=22 c×d-5=67 81-80+39=e×f​

Answer 1

Răspuns:

a×b=16 (1,16), (2,8), (4,4), (8,2), (16,1)

c×d=72 (1,72), (2,36), (3,24), (4,18), (6,12), (8,9), (12,2), (18,4), (24,3), (36,2), (72,1)

e×f=40 (1,40), (2,20), (4,10), (5,8), (8,5), (10,4), (20,2), (40,1)

*În paranteze sunt perechi de numere, nu zecimale!

Answer 2

Explicație pas cu pas:

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