XxMikeLearnsxX4431 XxMikeLearnsxX4431
  • 08-02-2024
  • Mathematics
contestada

A chord of parabola y²=4ax subtends a right angle at the vertex. The tangents at the extremities chord intersect on
a. x+a=0
b. x+3a=0
c. x+4a=0
d. x+2a=0

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