Question

Resolva as expressões a baixo
3 3
a) ( 2412:12+(-2) +(-1) +(48+6×(-2) )
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3 2 _
b) {[(-3) ×2 +(-3)]+100} :\| 121
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Answer 1

a) (2412:12+(-2)+(-1)+(48+6x(-2))
    (2412:12-2-1+(48-12))
    (2412:12-3+36)
     201+33234

b){[(-3)x2+(-3)]+100}:121
   {[-6+(-3)]+100}:121
   {-9+100}:121
     91:121= 0,752