Answer
$-a^2b,4a^2,-8b, \text{ and }17$
Work Step by Step
Algebraic terms are separated by a plus or minus sign. Hence, the terms of the given expression, $
-a^2b+4a^2-8b+17
,$ are
\begin{array}{l}\require{cancel}
-a^2b,4a^2,-8b, \text{ and }17
.\end{array}