Write Equations of Rotated Conics in Standard Form
- $$31 x ^ { 2 } + 10 \sqrt { 3 } x y + 21 y ^ { 2 } - 144 = 0$$

question 109

Multiple Choice

Write Equations of Rotated Conics in Standard Form
- $$31 x ^ { 2 } + 10 \sqrt { 3 } x y + 21 y ^ { 2 } - 144 = 0$$

• A) \(\frac { x ^ { \prime 2 } } { 4 } + \frac { y ^ { \prime 2 } } { 9 } = 1\)
• B) \(y ^ { \prime 2 } = - 4 \sqrt { 2 } x ^ { \prime }\)
• C) \(x ^ { + 2 } = - 4 \sqrt { 2 } y ^ { \prime }\)
• D) \(\frac { x ^ { \prime 2 } } { 9 } + \frac { y ^ { \prime 2 } } { 4 } = 1\)

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