Factorise this expression as fully as possible
2xy2 + 8y

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}