46.3k views
4 votes
Express x^2-8x in the form (x-a)^2-b where a and b are integers

User Erfan
by
3.9k points

1 Answer

6 votes

Answer:


(x-4)^(2) -16

Explanation:


x^(2) -8x\\(8)/(2) =4\\4^(2) =16\\\\x^(2)-8x+16-16\\\\ (x-4)^(2) -16

User Rane
by
4.2k points