- #1
SNOOTCHIEBOOCHEE
- 145
- 0
Homework Statement
prove that if aba-1=b2
then a3ba-3=b8
The Attempt at a Solution
Ive tried lots of different things, none of which have worked.
i trield left and right multiplying by a^2 and a^-2 but couldn't figure it out.
I know there is some magical trick but i cannot for the life of me figure it out.