12. Rayleigh Ritz method: cantilever beam subjected to Uniformly Distributed Load

[@tajibkhankhan2822]

Is this same as deflection at the centre?

[@abhishekghsoh7008]

The variation of force will be P0x I think can you check it

[@srinivashs7872]

Bro
How to Step 3 simplfication?
Please photo send me
No direct answer step by step formula n substituting problem slove