- #1
mafagafo
- 188
- 12
Homework Statement
Homework Equations
x^2 + y^2 = 9
A = 0.5xy
x ≠ y
The Attempt at a Solution
x^2 + y^2 = 9
A = xy/2
(x + y)^2 = x^2 + 2xy + y^2 = 9 + 2xy = 9 + 4A
A = ((x+y)^2 - 9)/4
Then I am lost. I need to find the area.
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