Answers

2014-09-15T21:13:18+08:00
2014-09-15T21:14:05+08:00
If you mean the value of it, then it's 5
but in case you're asked to have an expression having the same sum as that
then you'll have 1+4, 4+1, 0+5, 5+0, & 2+3
0