How do you simplify #(x - 5)(x+5)#?
1 Answer
Explanation:
This is an example of DOTS: the Difference Of Two Squares.
When we have two brackets where one is pos and one is neg with the same number, we can use this method:
DOTS allows us to cancel any x values, like so:
You can see here that due to the signs and the numbers being the same, the
