Question

Determine os valores de A,B,C e D

Answer 1

Resposta:

A) a = 1+2=3

b = 2+2=4

c = 4+2=6

9 = d+2=d=7

B) a = 3-2=1

b = 12-2=10

13 = 3c-2=c=5

19 = 3d-2=d=7

C) a = 1

b² = 1 = b = 1

c = 4

d = 0