Edexcel C2 2012 June — Question 4

Exam BoardEdexcel
ModuleC2 (Core Mathematics 2)
Year2012
SessionJune
TopicFactor & Remainder Theorem
TypeKnown polynomial, verify then factorise

4. $$f ( x ) = 2 x ^ { 3 } - 7 x ^ { 2 } - 10 x + 24$$
  1. Use the factor theorem to show that \(( x + 2 )\) is a factor of \(\mathrm { f } ( x )\).
  2. Factorise f(x) completely.