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the normal chord of the parabola y^2=4ax T(x1,x1)subtends a right angle at the (a) focus (b) vertex (c) end of latus rectum (d) none of these

Profile image of moidin  afsan
12 Years agoGrade 11
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2 Answers

Profile image of praveen
12 Years ago
vertex
Profile image of moidin  afsan
12 Years ago
ans is focus,  explain it ????