- #1
theone
- 81
- 0
Homework Statement
Does anyone know what was done to go from the first line to the second?
Homework Equations
The Attempt at a Solution
I don't know what sequence of steps they did after the angle was factored.
I think both sides were then multiplied by [tex]\frac{mls^2}{(M+m)(I+ml^2)}[/tex] or something?