OCR Further Additional Pure 2019 June — Question 4

Exam BoardOCR
ModuleFurther Additional Pure (Further Additional Pure)
Year2019
SessionJune
TopicSequences and Series

4
  1. Solve the second-order recurrence relation \(T _ { n + 2 } + 2 T _ { n } = - 87\) given that \(T _ { 0 } = - 27\) and \(T _ { 1 } = 27\).
  2. Determine the value of \(T _ { 20 }\).