OCR C1 2012 January — Question 4

Exam BoardOCR
ModuleC1 (Core Mathematics 1)
Year2012
SessionJanuary
TopicIndices and Surds

4 Evaluate
  1. \(3 ^ { - 2 }\),
  2. \(16 ^ { \frac { 3 } { 4 } }\),
  3. \(\frac { \sqrt { 200 } } { \sqrt { 8 } }\).