. The equation of the common tagnent to the equal parabolas y2 = 4ax
The equation of the common tagnent to the equal parabolas y2 = 4ax and x2 = 4ay is
(A) X+Y+a=0
(B) X+Y=a
(C) X-Y=a
(D) None of these
Best Answer
Correct Answer is:
(A) X+Y+a=0
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