Given that 5−n=0.55^{-n} = 0.55−n=0.5 Find the value of (5n)3(5^n)^3(5n)3
Practise Oxford AQA IGCSE Maths Fractional and Negative Indices with exam-style questions for Core and Extended tier. 32 questions, matched to the Oxford AQA IGCSE Maths (9260) specification and written in Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E) style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.