Show that (2x+3)(3x−1)2=18x3+15x2−16x+3(2x + 3)(3x - 1)^2 = 18x^3 + 15x^2 - 16x + 3(2x+3)(3x−1)2=18x3+15x2−16x+3 for all values of xxx.
Practise OCR GCSE Maths Expanding Triple Brackets with exam-style questions for Foundation and Higher tier. 56 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.