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If the chord y = mx + 1 subtends an angl...

If the chord y = mx + 1 subtends an angle of measure `45^0` at the major segment of the circle `x^2+y^2=1` then value of 'm' is

A

`1pmsqrt2`

B

`-2pmsqrt2`

C

`-1pmsqrt2`

D

`pm1`

Text Solution

Verified by Experts

The correct Answer is:
D
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