Given that 6−k=0.26^{-k} = 0.26−k=0.2, find the value of (6k)3(6^k)^3(6k)3
Practise OCR GCSE Maths Fractional and Negative Indices with exam-style questions for Foundation and Higher tier. 100 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.