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Răspuns :

3.

a) 8•6=48

b) 18:12=1,5

c) 6=24

d) 6=30

4.

a) 6+48+6•10-1=113

Răspuns:

3.

a.2^7

b.3^2

c.2^12

d.6^5

4.

a.3^2+24^2+2^3×5^2-1=474

9+264+8×25-1

9+264+200-1

9+464-1

475-1

474