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Grade: 11
        
If OA and OB be the tangent to the circle x2+y2-6x-8y+21=0 drawn from the origin O the AB=
10 months ago

Answers : (1)

Arun
22557 Points
							
Dear student
 
Belreak pair of straight line in two lines and then find point of tangent.
 
Then find the distance between those two points.
 
You will.get answer as 4 sqrt(21)/5
10 months ago
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