Spectral quasi linearization technique to solve boundary value problems

I got different solution and different plot while run the code....My desire graph and solution is attached here..

Please anyone pointout my mistakes and correct me..

Thank you..

[arpan garg]

are still working on this problem ? ma'am.

let me know at [e-mail]

[suman sarkar]

Did you solve the problem by sqlm? If yes kindly share where is the mistake.