Breaking Down the Expression: Identify Terms in 3y² + 6

To break down the expression $3y^2 + 6$, we need to recognize common factors or express terms in basic forms.

The term $3y^2$ can be rewritten by breaking down the operations: $3\cdot y\cdot y$.

The constant $6$ remains as it is in its basic term.

Thus, the broken down expression becomes $3\cdot y\cdot y + 6$.