Given y4yk=y10\displaystyle \frac{y^4}{y^k} = y^{10}yky4=y10
Find the value of kkk.
Simplify (3n5)2(3n^5)^2(3n5)2
Practise OCR GCSE Maths 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.