Eamcet - Maths - Polar Coordinate

The radius of the circle with the polar equation r2-8r(√3cosθ+sinθ)+ 15 = 0 is

A.  8

B.  7

C.  6

D.  5

View Answer  

Correct Answer :

7



Explanation :
No Explanation available for this question

The polar equation of the line perpendicular to the line sin θ- cos θ =1/r and passing through the point (2,π/6) is

A.  sin θ + cos θ =(√3 +1 )/r

B.  sin θ - cos θ =(√3 +1 )/r

C.  sin θ + cos θ =(√3 -1 )/r

D.  cos θ - sin θ =√3 /r

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Correct Answer :

sin θ + cos θ =(√3 +1 )/r



Explanation :
No Explanation available for this question