Edexcel P1 2019 June — Question 5

Exam BoardEdexcel
ModuleP1 (Pure Mathematics 1)
Year2019
SessionJune
TopicFactor & Remainder Theorem
TypeSolve p(algebraic transform) = 0

  1. (a) Find, using algebra, all real solutions of
$$2 x ^ { 3 } + 3 x ^ { 2 } - 35 x = 0$$ (b) Hence find all real solutions of $$2 ( y - 5 ) ^ { 6 } + 3 ( y - 5 ) ^ { 4 } - 35 ( y - 5 ) ^ { 2 } = 0$$