Ask a New Question
Search
The real numbers x and y satisfy x (x+y) = 27 and (x+y) = 54. What is the value of (x+y)^2?
1 answer
We have $(x+y)^2 = (x(x+y))^2 = 27^2 = \boxed{729}$.
Ask a New Question
or
answer this question
.