👤

6-5:[4-3:(2-2:b)]=1


va rog aflati B​


Răspuns :

2:b=2-1

2:b=1

b=2×1

B=2

......................

Vezi imaginea URSACHEM852

6-5:[4-3:(2-2:b)]=1

5:[4-3:(2-2:b)] notam a

6 -a= 1

a= 6-1=5

5:[4-3:(2-2:b)]= 5  

[4-3:(2-2:b)] notam c

5 : c = 5

c= 5: 5= 1

4-3:(2-2:b) = 1

3:(2-2:b) notam d

4 - d= 1

d= 4-1=3

3:(2-2:b) = 3

(2-2:b) notam e

3: e= 3

e= 3 :3 = 1

2-2:b= 1

2 : b= 2

b= 2:2= 1

b= 1