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Va rog la ex 6 cu doua modalitati

Va Rog La Ex 6 Cu Doua Modalitati class=

Răspuns :

a ___ |
b ___+2 | 2898

1. Egalam partile: 2898-2=2896

2. Cate parti egle sunt?
1+1=2

3. a=2896÷2=1448

4. b=1448+2=1450

Mod 2

a+b=2898
b=a+2
a+a+2=2898
2a=2898-2=2896
a=2896÷2=1448
b=1448+2=1450