Given that 3−n=0.23^{-n} = 0.23−n=0.2 Find the value of (3n)2(3^n)^2(3n)2
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.