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A) \[5\times 2+9{{y}^{2}}=4~~\]
B) \[2{{x}^{2}}-6{{y}^{2}}=28~\]
C) \[6{{x}^{2}}+3{{y}^{2}}=45\]
D) \[9{{x}^{2}}+5{{y}^{2}}=180\]
Correct Answer: D
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