Dynamics Homework Help - Verify Answer of 4.5 rad/s

[glitchy]

Hey,

I got a final coming up and I need to check this question since it's been killing me. I got an answer of 4.5 rad/s

Any one mind verifying for me.

any help is appreciated

thank you

 

[radou]

Instead of waiting for someone to do the calculations, you may rather want to present your work.