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प्रश्न
Using definite integration, area of the circle x2 + y2 = 49 is _______.
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उत्तर
Using definite integration, area of the circle x2 + y2 = 49 is 49π sq.units.
Explanation:
Area of the circle x2 + y2 = r2 is πr2 sq.units.
Here, r2 = 49
∴ Required area = 49π sq.units.
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