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JEE Advanced Mathematics question

MathematicsCircleJEE Advanced

The equation of the chord of the circle of length 8 that passes through the point and makes an acute angle with the positive direction of the -axis is

Answer: (B)

Solution

A chord of length in a circle of radius is at distance from the centre. Let the chord be , i.e. . Its distance from is 3:

= 3 \ ⇒\ 4 - 8Missing argument for \sqrt\sqrt3 m + = + 9 \ ⇒\ -

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Question ID VK-108915