Completeaza tabelul:

Completeaza Tabelul class=

Răspuns :

a+b=2599. a-b=335. b=3887-2545. b=1342. a-b=2547-1342. a-b=1205. a=5666. a+b=8987. b=1111. a+b=2788. b=121. a+b=2575
a) a+b=2.599
a-b=533

b)b=1.342
a-b=1.203

c)a=5.666
a+b=8.978

d)b=2.243
a+b=3.920

e)b=4.787
a+b=7.241