Edexcel Mathematics June 2018 · Paper 2 · Question 1 · ExamRizz

ExamRizzEdexcel MathematicsMathematics

June 2018 · Paper 2 · Question 1 · 6 marks

1. g(x) = 25 3x x+ − x  5 (a) Find gg(5). (2) (b) State the range of g. (1) (c) Find g−1(x), stating its domain. (3) 3