A=4p+5qA = 4p + 5qA=4p+5q
p=3+2p = 3 + \sqrt{2}p=3+2 q=−2q = -2q=−2
Work out the exact value of AAA.
296 exam-style questions on Eduqas GCSE Maths Substitution. Each one has a worked solution and a mark scheme showing where the marks go.