A-Level Maths | Binomial Expansion

Question 1 Question 2 Question 3 Question 4 Question 5 Question 6

Question 1 * If (x-a) is a factor, then f(a) = 0 Question 2 * If (x-a) is not a factor, then

* Gradient * find two co-oordinates on the line * change in y/ change in x * Midpoint between two points * (mean of x-coordinates,

Question 1 Question 2 Question 3 Question 4 Question 5

* To differentiate * multiply the coefficient by the power * subtract one from the power * To work out the x-coordinate of a