5. Calculaţi:
a)-6-(-9)+(-3)2 =)
b) (-5+10)8 : [(-4+9)4.(-5)2 = 29
c) [(-12):3]2.43 +(-4)5 = 0
d) [(-3)4.94]:[(-3)?:(-3)5.391= 3
e) [(-2)3 +2°]4.73:75–49 = 0 f) [2+(-1):5]?.(-3)9.310:(-3)23 =
g) 53-[(-5)-(-1)]6–55.52.(5-10)2 =Oh) (2º – 3)2. (6-4)5. (8-10)6 -210.(3
50