Question

16 puncte +coroana +steluța
Va rog!
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Answer 1

1) (-24):(-8)+(-2)^3=3-8=-5

2)echilateral

3)P=nr cazuri favorabile/nr cazuri posibile

nr cazuri favorabile=17

nr cazuri posibile=17+33=50

=>P=17/50

4) 3/x=24/16=>x=3x16/24=2

5)a/b=2/5=>a=2, b=5

(7a-2b)/(4a+3b)=(14-10)/(8+15)=4/23