Edexcel C1 2013 June — Question 2

Exam BoardEdexcel
ModuleC1 (Core Mathematics 1)
Year2013
SessionJune
TopicIndices and Surds

Express \(\frac { 15 } { \sqrt { 3 } } - \sqrt { 27 }\) in the form \(k \sqrt { } 3\), where \(k\) is an integer.