Solve the System by the Substitution or Elimination Method $$\left( \begin{array} { r l } 16 x ^ { 2 } + 2 y ^ { 2 } & = 70 \\y ^ { 2 } - 16 x ^ { 2 } & = 38\end{array} \right)$$

Multiple Choice

Solve the system by the substitution or elimination method. $$\left( \begin{array} { r l } 16 x ^ { 2 } + 2 y ^ { 2 } & = 70 \\y ^ { 2 } - 16 x ^ { 2 } & = 38\end{array} \right)$$

A) $\left( \frac { i \sqrt { 2 } } { 4 } , 6 \right) , \left( - \frac { i \sqrt { 2 } } { 4 } , - 6 \right)$
B) $\left( - \frac { i \sqrt { 2 } } { 4 } , 6 \right) , \left( \frac { i \sqrt { 2 } } { 4 } , - 6 \right)$
C) $\left( \frac { i \sqrt { 2 } } { 4 } , 6 \right) , \left( - \frac { i \sqrt { 2 } } { 4 } , 6 \right) , \left( \frac { i \sqrt { 2 } } { 4 } , - 6 \right) , \left( - \frac { i \sqrt { 2 } } { 4 } , - 6 \right)$