Write a conjecture
2, 22, 222, ,

Which of the binomials below is a factor of this trinominal? x^2-13+30

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?