Given that k k\,k is positive, find, in terms of kkk, the value of (k27)−23\displaystyle \left(\frac{k}{27}\right)^{-\frac{2}{3}}(27k)−32
352 exam-style questions on Eduqas GCSE Maths Fractional and Negative Indices. Each one has a worked solution and a mark scheme showing where the marks go.