Asked by beza

the square root of 25x^2-40xy+16y^2
Answered by oobleck
note that the first and last terms are perfect squares. So first, I'd try
(5x-4)^2
since 40 = 2*5*4, this works fine, since
(a-b)^2 = a^2-2ab+b^2
Answered by Doctor hamdan
What is the answer?
Answered by Asma
What isthe answer
Answered by JORDAN
LEMMA
Answered by Ruth
I'm not sure,but I'd try beza's idea
Answered by Anonymous
The square root of 25x²–40xy+16y²

Answered by Anonymous
Write the answer
Answered by wekidz
i did have any solution