# Answer on Abstract Algebra Question for sanches

Question #22755

For any ring R with Jacobson radical J, we have an exact sequence of groups 1→ 1 + J → U(R) → U(R) → 1 (where R = R/J), induced by the projection map π : R → R. Show that this sequence splits if R is a commutative rad-nil Q-algebra, or R is a commutative artinian ring.

Expert's answer

#### Not answered

Need a fast expert's response?

Submit orderand get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

## Comments

## Leave a comment