1. (8 points) Calculate: $19 \times 17+29 \times 17+48 \times 25=$
【Solution】Solve: $19 \times 17+29 \times 17+48 \times 25$
$$
\begin{array}{l}
=17 \times(19+29)+48 \times 25 \\
=17 \times 48+48 \times 25 \\
=48 \times(17+25) \\
=48 \times 42 \\
=2016
\end{array}
$$

Therefore, the answer is: 2016.