Question

calcule as expressoes abaixo e simplifique o resultado quando possivel
a) ( 1/2 + 3/2 ).( 4/6 - 1/6 ): 2/3
b) [(3/4 + 1 . 2 - 2/3 )-2/3] - 3/5

Answer 1

a)1,46 b)3,35 ................................