A circle with centre $(1, 1)$ intersects X axis at $(1, 0)$ and Y axis at $(0, 1)$ . Find the centre of the circle when reflected through Y axis.

(- 1, 1)

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(- 1, - 1)

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(1, 0)

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(- 1, 0)

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Solution

The correct option is A $(- 1, 1)$
The circle center is $(1, 1)$ and reflection over y axis of point $(x, y) \to (- x, y)$
therefore $(1, 1)$ is $(- 1, 1)$

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