JEE Math Practice Question
The radius of the circle in which the sphere $${x^2} + {y^2} + {z^2} + 2x - 2y - 4z - 19 = 0$$ is cut by the plane $$x+2y+2z+7=0$$ is
- A.$$4$$
- B.$$1$$
- C.$$2$$
- D.$$3$$
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