Form 4 maths

Q1. (x^2-2x)^2 -2x^2 +4x -3 =0
Find x

Q2. let h(x) =x^3 +(k-1)x^2 +2.
When h(x) is divided by x+1,
the reminder is 1 more than the remainder when h(x) is divided by x+2.
a) Find k
b) suppose g(x)=h(x)-x-4
  i) show that x-1 is a factor of g(x)
ii) Hence, factorize g(x) completely