Question

How do you factor `p^2+11p+10`?

Answer 1

Notice that `11 = 10 + 1` and `10 = 10 xx 1`.

`p^2+11p+10`

`= p^2 + (10+1)p + (10xx1) = (p+10)(p+1)`

In general note that `(p+a)(p+b) = p^2+(a+b)p+(axxb)p`