Expand x(x+2)
There is an x on the outside of the brackets, meaning we multiply everything inside the brackets by x. First we multiply the x by x, to get x2, then we multiply the 2 by x to get 2x. So we end up with x2 + 2x.
There is an x on the outside of the brackets, meaning we multiply everything inside the brackets by x. First we multiply the x by x, to get x2, then we multiply the 2 by x to get 2x. So we end up with x2 + 2x.
