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The question is followed by two statements I and II.

Mark

  1. if the question can be answered by any one of the statements alone, but cannot be answered by using the other statement alone.
  2. if the question can be answered by using either statement alone.
  3. if the question can be answered by using both the statements together, but cannot be answered by using either statement alone.
  4. if the question cannot be answered even by using both the statements together.

There is a circle with centre C at the origin and radius r cm. Two tangents are drawn from an external point D at a distance d cm from the centre. What are the angles between each tangent and the X-axis.

  1. The coordinates of D are given.
  2. The X-axis bisects one of the tangents.
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If (I) is given  then angle of both of them

But with only (II) we cannot conclude two angles But we can say one of the angle is 90 degree(x axis bisectects one of the tangent) , but another cannot say.

So,Ans is A)

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