Given that 5−n=0.55^{-n} = 0.55−n=0.5, find the value of (5n)3(5^n)^3(5n)3. Hence find the value of (5n)4(5^n)^4(5n)4
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.