Respostas

2014-04-23T15:04:00-03:00
A) √25+0-3=
   5+0-3=
     = 2

b)∛1+7   +  3=
  ∛8 + 3=
2+3=
 =5

c)raiz setima√ -1+√2+√3+1 =
 raiz setima√-1+√2+√4 =
raiz setima√-1+√2+2 =
raiz setima√-1+√4 =
raiz setima√-1+2 =
raiz setima√1=
                  =1

1 5 1