(x-y)^2 +4xy = (x+y)^2
FOIL
x^2 -2xy+y^2 +4xy = (x+y)^2 x^2 -2xy
Combine like terms
x^2 +2xy +y^2 = (x+y)^2 x^2 +2xy
Factor
(x+y)^2 = (x+y)^2 (x+y)^2
Answer: 51 sq ft
Step-by-step explanation: 1.5*1.5=3 9*6=54 54-3=51
567 ca you take the digits and reverse them for there on thats tge answer
200 is the answer so it would equal to 2 hundreds
