OCR C1 2015 June — Question 3

Exam BoardOCR
ModuleC1 (Core Mathematics 1)
Year2015
SessionJune
TopicIndices and Surds
3 Express each of the following in the form \(5 ^ { k }\).
  1. \(25 ^ { 4 }\)
  2. \(\frac { 1 } { \sqrt [ 4 ] { 5 } }\)
  3. \(( 5 \sqrt { 5 } ) ^ { 3 }\)
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