SOLUTION: Solve the system of equations x+y=2 and x^2+2y^2=11
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Question 987802: Solve the system of equations x+y=2 and x^2+2y^2=11
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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Solve the system of equations
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Express x from the first equation x = 2-y and substitute it into the second equation. You will get
+ = ,
+ - = 0,
= ,
= = = = .
= = = ;
= = = -1.
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