Find Values of X,y,and ? That Satisfy the System $\left\{\begin{array}{ll}y+\lambda & =0 \\x+\lambda & =0 \\x+y-18 & =0\end{array}\right.$

question 41

Multiple Choice

Find values of x,y,and ? that satisfy the system.These systems arise in certain optimization problems in calculus,and ? is called a Lagrange multiplier.? $\left\{\begin{array}{ll}y+\lambda & =0 \\x+\lambda & =0 \\x+y-18 & =0\end{array}\right.$ ?

• A)?x = 9,y = 9,? = -9
• B)?x = 9,y = -9,? = -9
• C)?x = 9,y = -9,? = 9
• D)?x = 9,y = 9,? = 9
• E)?x = -9,y = 9,? = -9

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