O valor da expressao (3-¹+2-¹)-¹×2-½
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(3-¹+2-¹)-¹×2-½=
(1/3+1/2)^-1 x1/√2=
[(2+3):6]^-1 x √2/√2*√2
[5/6]^-1 x √2/√4=
(1):5/6 x √2/2=
6/5 x√2/2=
3/5 x √2=
3√2/5=
0,6√2=
ou
6 x10^-1√2
(1/3+1/2)^-1 x1/√2=
[(2+3):6]^-1 x √2/√2*√2
[5/6]^-1 x √2/√4=
(1):5/6 x √2/2=
6/5 x√2/2=
3/5 x √2=
3√2/5=
0,6√2=
ou
6 x10^-1√2
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