A) \[-\frac{5}{3}\]
B) \[-\frac{5}{4}\]
C) \[\frac{5}{4}\]
D) \[-\frac{10}{9}\]
Correct Answer: B
Solution :
On subtracting, \[x=\frac{y}{3},\]we get \[\frac{{{x}^{2}}+{{y}^{2}}}{{{x}^{2}}-{{y}^{2}}}=\frac{\frac{{{y}^{2}}}{9}+{{y}^{2}}}{\frac{{{y}^{2}}}{9}-{{y}^{2}}}=\frac{10{{y}^{2}}}{-8{{y}^{2}}}=-\frac{5}{4}\]You need to login to perform this action.
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