Question

i<_843-56×[(23-19):(61-57)+9];i={.....}

Answer 1

i<_843-56×[(23-19):(61-57)+9]
i<_843-56×(4:4+9)
i<_843-56×(1+9)
i<_843-56×10
i<_843-560
i<_283

i={283, 282, 281, ..... ,-infinit}

Answer 2

843-56×[(23-19):(61-57)+9]=283
=843-56×(4:4+9)=
=843-56×10=
=843-560=
=283
i ≤ 283⇒ i=(-∞, 283]