Answer
$\text{Descending Powers Arrangement: }
y^4-2y^3+3y^2
\\\text{Leading Term: }
y^4
\\\text{Leading Coefficient: }
1$
Work Step by Step
The given polynomial expression, $
3y^2+y^4-2y^3
,$ has the following characteristics:
\begin{array}{l}\require{cancel}
\text{Descending Powers Arrangement: }
y^4-2y^3+3y^2
\\\text{Leading Term: }
y^4
\\\text{Leading Coefficient: }
1
.\end{array}