Factorise fully: 3x - 9x^2
3x(1-3x)
Related Maths GCSE answers
All answers ▸OPG is a triangle. N is point on OG such that ON : NG = 2 : 3. OP = a, PG = b. Express ON in terms of A and B.
Christine has more money than David. If Christine gave David £30, then they would have the same amount. If David gave Christine £33, then Christine would have twice as much money as David. How much money does each person have?
What is the inverse of a function and how do you find it?
