OCR C4 2014 June — Question 8

Exam BoardOCR
ModuleC4 (Core Mathematics 4)
Year2014
SessionJune
TopicIntegration by Parts

8
  1. Use division to show that \(\frac { t ^ { 3 } } { t + 2 } \equiv t ^ { 2 } - 2 t + 4 - \frac { 8 } { t + 2 }\).
  2. Find \(\int _ { 1 } ^ { 2 } 6 t ^ { 2 } \ln ( t + 2 ) \mathrm { d } t\). Give your answer in the form \(A + B \ln 3 + C \ln 4\).