### Exercise condition:

4♦

Find the value of the resultant expression if \(a = \)17, \(b = \)39 and \(c = \)19 by multiplying the expressions of $a+b+c$ and $a+b+c$.

The value of the resultant expression \(=\) .

4♦

Find the value of the resultant expression if \(a = \)17, \(b = \)39 and \(c = \)19 by multiplying the expressions of $a+b+c$ and $a+b+c$.

The value of the resultant expression \(=\) .