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The straight line x+2y=1 meets the coordinate axes at A and B, A circle is drawn through A, B and the origin. Then the sum of perpendicular distances from A and B on the tangent to the circle at the origin is   

(a)

(b)

(c)

2

(d)

4



Question ID - 56993 | SaraNextGen Top Answer

The straight line x+2y=1 meets the coordinate axes at A and B, A circle is drawn through A, B and the origin. Then the sum of perpendicular distances from A and B on the tangent to the circle at the origin is   

(a)

(b)

(c)

2

(d)

4

1 Answer
127 votes
Answer Key / Explanation : (b) -

Equation of circle

(x−1)(x−0)+(y−0)=0

Equation of tangent of origin is 2x+y = 0

=

==

127 votes


127