Edexcel Mathematics October 2021 · Paper 1 · Question 1 · ExamRizz

ExamRizzEdexcel MathematicsMathematics

October 2021 · Paper 1 · Question 1 · 3 marks

1. f ( x) = ax3 + 10x2 − 3ax − 4 Given that (x − 1) is a factor of f (x ), find the value of the constant a. You must make your method clear. (3) 3