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Consider a circle C1: x2+ y2-4x-2y=a-5. Let its mirror image in the line y=2x+1 be another circle C2: 5x2+5y2-10fx-10gy+36=0. Let r be the radius of C2. Then a +r is equal to________.
Consider a circle C1: x2+ y2-4x-2y=a-5. Let its mirror image in the line y=2x+1 be another circle C2: 5x2+5y2-10fx-10gy+36=0. Let r be the radius of C2. Then a +r is equal to________.
Updated On: Apr 2, 2024
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Correct Answer: 2
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The answer is: 2
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