Given that 4−n=324^{-n} = 324−n=32 Find the value of nnn.
Practise Edexcel IGCSE Maths Fractional and Negative Indices with exam-style questions for IGCSE Maths. 32 questions, matched to the Edexcel IGCSE Maths (4MA1) specification and written in Paper 1 and Paper 2 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.