Question

6В47.
Под а и под б.
помогите пож)

Answer 1

х=0,41(6)
100x=41,(6)
1000x=416,(6)
1000х-100х=416,(6)-41,(6)
900х=375
х=375/900=5/12
Δ=5-12=-7

х=0,58(3)
100x=58,(3)
1000x=583,(3)
1000х-100х=583,(3)-58,(3)
900х=525
х=525/900=7/12
Δ=7-12=-5