Question

plz give me answer it is important

Answer 1

if it is correct please mark as brainlist

Answer 2

Let one no. Be =x
Therefore other no. =1000-x

${(1000 -x) }^{2} - {x}^{2} = 256000$
=
$1000000 + {x}^{2} - 2000x = 256000$
=
${x}^{2} - 2000x - 156000$=0