equation of directrix of parabola whose focus is ( 0, 0 ) and the tangent at vertex is x- y +1 =0
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by putting x=1 and y=2 you can solve this question.
please mark as brainlist
please mark as brainlist
Manu1451:
the answer is in equation
and it is x- y + 2 = 0
2-4+2=0.please mark my answer as brainlist
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