OCR Further Additional Pure 2018 September — Question 2

Exam BoardOCR
ModuleFurther Additional Pure (Further Additional Pure)
Year2018
SessionSeptember
TopicParametric equations

2 In this question, you must show detailed reasoning.
A curve is defined parametrically by \(x = t ^ { 3 } - 3 t + 1 , y = 3 t ^ { 2 } - 1\), for \(0 \leqslant t \leqslant 5\). Find, in exact form,
  1. the length of the curve,
  2. the area of the surface generated when the curve is rotated completely about the \(x\)-axis.