Question Number 10353 by j.masanja06@gmail.com last updated on 05/Feb/17

show that α^4 =−3hα^2 −gα and deduce  that Σα^4 =−3hΣα^2 −gΣα and find   Σα^2 ,Σα^3 ,Σα^4   in term of g and h.