A) \[{{({{x}^{2}}+{{y}^{2}})}^{3}}=4{{R}^{2}}{{x}^{2}}{{y}^{2}}\]
B) \[{{({{x}^{2}}+{{y}^{2}})}^{2}}=4R{{x}^{2}}{{y}^{2}}\]
C) \[({{x}^{2}}+{{y}^{2}})(x+y)={{R}^{2}}xy\]
D) \[{{({{x}^{2}}+{{y}^{2}})}^{2}}=4{{R}^{2}}{{x}^{2}}{{y}^{2}}\]
Correct Answer: A
Solution :
Let P(h, k) be the foot of the perpendicular from O to AB.You need to login to perform this action.
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