Question

ajutati-ma ! 3 interg si 1 pe 2 : [ - 1pe 6 + 0,(3) - (-0,25) ] x 1 pe 2 !!!!! va implor

Answer 1

3 1/2 : [ - 1/6 + 0,(3) - (-0,25) ] x 1/2=
=7/2 : ( - 1/6 + 3/9 +1/4 ) x 1/2=
=7/2 : ( - 1/6 + 1/3 +1/4 ) x 1/2=
=7/2 : ( - 2+4+3)/12 x 1/2=
=7/2 : 5/12 x 1/2=
=7/2 × 12/5 x 1/2=
=(7×12)/(2×5x2)=
=(7×3)/5=
=21/5