Circles Part 2
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Question : 60 of 78
Marks:
+1,
-0
For t ∈ ( 0 , 2 π ) , if ABC is an equilateral triangle with vertices A ( sin t , − cos t ) , B ( cost , sin t ) and C ( a , b ) such that its orthocentre lies on a circle with centre ( 1 ,
) , then ( a 2 − b 2 ) is equal to:
[28-Jul-2022-Shift-1]
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