Edexcel C12 2018 June — Question 4

Exam BoardEdexcel
ModuleC12 (Core Mathematics 1 & 2)
Year2018
SessionJune
TopicIndices and Surds
4. Given that $$y = \frac { 64 x ^ { 6 } } { 25 } , x > 0$$ express each of the following in the form \(k x ^ { n }\) where \(k\) and \(n\) are constants.
  1. \(y ^ { - \frac { 1 } { 2 } }\)
  2. \(( 25 y ) ^ { \frac { 2 } { 3 } }\)
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