Question

19. The equation of the sphere whose centre is (1, 1, 1) and which passes through (3,3,2), is:
(a) x² + y² + z² + 2x + 2y + 2z = 6
(b) x² + y² + z² - 2x - 2y - 2z = 0
(C) x² + y² + z² – 2x - 2y – 2z = 6
(d) x² + y² + z² + 2x + 2y + 2z = 38​

Answer 1

Answer:

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