﻿ If the chord y = mx + 1 of the circle x2 + y2 = 1 subtends an angle of 45oat the major segment of the circle, then m = : Kaysons Education

# If The Chord y = mx + 1 Of The Circle x2 + y2 = 1 Subtends An Angle Of 45oat The Major Segment Of The Circle, Then m =

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## Question

### Solution

Correct option is

±1

Since chord AB subtends 45o at P. Therefore, it makes 90o at the centreO.

The combine equation of OA and OB is

Lines given by this equation are at right angle.

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