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Q: The equation of sphere is x² + y² + z² - x + z - 2 = 0, its radius is गोले का समीकरण x² + y² + z² - x + z - 2 = 0 , है। इसकी त्रिज्या है
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A.
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B.
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C.
- D. 5
Correct Answer:
Option B -
Explanations:
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