Question

Calculati:2014×2013-2013×2011+2011×2010-2010×2008

Answer 1

Răspuns

Explicație pas cu pas:

2014 × 2013 - 2013 × 2011 + 2011 × 2010 - 2010 × 2008 =

= 2013 × ( 2014 - 2011 ) + 2010 × ( 2011 - 2008 ) =

= 2013 × 3 + 2010 × 3 =

= 3 × ( 2013 + 2010 ) =

= 3 × 4023 =

= 12 069

Answer 2

2014×2013-2013×2011+2011×2010-2010×2008=
4054182-4048143+4042110-4036080=
6039+4042110-4036080=
4048149-4036080=12069