Question: Consider the following potential V = -ala +1) sech?(x) +b(b 1)cosech? (x) + (a - b)2 (i) (1 marks) Find the bound states, express your

Consider the following potential V = -ala +1) sech?(x) +b(b 1)cosech? (x) + (a - b)2 (i) (1 marks) Find the bound states, express your answer first in terms of the hypergeometric functions. (ii) (3 marks) Discuss if this model is exactly solvable and justify your answer. Consider the following potential V = -ala +1) sech?(x) +b(b 1)cosech? (x) + (a - b)2 (i) (1 marks) Find the bound states, express your answer first in terms of the hypergeometric functions. (ii) (3 marks) Discuss if this model is exactly solvable and justify your

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