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The line y=x is a tangtnt at (0,0) to a ...

The line `y=x` is a tangtnt at (0,0) to a circle of radius unity. The centre of the circle is

A

1)(1,0)

B

2)`((1)/(sqrt(2)), -(1)/(sqrt(2))`)`

C

3)`(-(1)/(sqrt(2)), (1)/(sqrt(2)))

D

4)`(-(1)/(sqrt(2)),-(1)/(sqrt(2))`)`

Text Solution

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The correct Answer is:
C
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