Edexcel C12 2019 January — Question 2

Exam BoardEdexcel
ModuleC12 (Core Mathematics 1 & 2)
Year2019
SessionJanuary
TopicIndices and Surds
2. Given \(y = 2 ^ { x }\), express each of the following in terms of \(y\). Write each expression in its simplest form.
  1. \(2 ^ { 2 x }\)
  2. \(2 ^ { x + 3 }\)
  3. \(\frac { 1 } { 4 ^ { 2 x - 3 } }\)
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