y2×ya=y7y^2 \times y^a = y^7y2×ya=y7
Find the value of aaa.
(y4)b=y12(y^4)^b = y^{12}(y4)b=y12
Find the value of bbb.
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.