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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
The circle $x^2 + y^2 = 9$ is contained in the circle $x^2 + y^2 - 6x - 8y + 25 = c^2$ if
Solution
Given circle 1: center (0,0), radius 3 Circle 2 (rewrite): (x-3)² + (y-4)² = c² Distance between centers = √(3² + 4²) = 5 Condition: larger radius ≥ smaller radius + distance c ≥ 3 + 5 = 8 Given options → smallest suitable c is 10Online Test Series, Information About Examination,
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