Asked by Anonymous
In the radical 25xsqure-40xy+16ysquare
Answers
Answered by
mathhelper
25x^2 - 40xy + 16y^2
= (5x - 4y)^2
what about it, other than it is a perfect square ?
= (5x - 4y)^2
what about it, other than it is a perfect square ?