Question 0107a

Equations and Inequalities
2007 Paper 1 Question 1 Variant

Question

Show that
2x226x27x81=x2+7x18x27x8.\frac{ 2 x^2 - 26 }{ x^2 - 7 x - 8 } - 1=\frac{ x^2 + 7 x - 18 }{ x^2 - 7 x - 8 }.
Hence, without using a calculator, solve the inequality
2x226x27x8<1\frac{ 2 x^2 - 26 }{ x^2 - 7 x - 8 } < 1
[5]

Answer