find the locus of mid point of the chords of parabola y^2=4ax which touch the circle x^2+y^2=a^2
rajni13:
ans is a^2(4a^2+y)^2=(y^2-2ax)^2
thanks
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mid point of x1,y1 & x2,y2
X1/2+x2/2,y1/2+y2/2
X1/2+x2/2,y1/2+y2/2
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