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Solve the System by the Method of Substitution {x212y2=144x2+y2=1\left\{ \begin{aligned}x ^ { 2 } - 12 y ^ { 2 } & = 144 \\x ^ { 2 } + y ^ { 2 } & = 1\end{aligned} \right.

Question 50

Multiple Choice

Solve the system by the method of substitution. {x212y2=144x2+y2=1\left\{ \begin{aligned}x ^ { 2 } - 12 y ^ { 2 } & = 144 \\x ^ { 2 } + y ^ { 2 } & = 1\end{aligned} \right.


A) (0,12) ,(0,12) ( 0,12 ) , ( 0 , - 12 )
B) (12,112) ,(12,112) ,(12,112) ,(12,112) \left( 12 , \frac { 1 } { 12 } \right) , \left( 12 , - \frac { 1 } { 12 } \right) , \left( - 12 , \frac { 1 } { 12 } \right) , \left( - 12 , - \frac { 1 } { 12 } \right)
C) (12 232 \sqrt { 3 } , 12 13\sqrt { 13 } ) , (12 232 \sqrt { 3 } , 12 13\sqrt { 13 } ) , ( 12 232 \sqrt { 3 } ,12 13\sqrt { 13 } ) , ( 12 232 \sqrt { 3 } , 12 13\sqrt { 13 } )
D) (15511,14411) \left( \frac { 155 } { 11 } , - \frac { 144 } { 11 } \right)
E) no solution exists

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