Given that 5−n=0.55^{-n} = 0.55−n=0.5, verify that (5n)3=8(5^n)^3 = 8(5n)3=8
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Fractional and Negative Indices Questions
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.