MathematicsEasy92×since 2002Q4742If one end of a focal chord AB of the parabola y² = 8x is at A(12,−2)A\left( {{1 \over 2}, - 2} \right)A(21,−2), then the equation of the tangent to it at B is :A2x – y – 24 = 0Bx – 2y + 8 = 0Cx + 2y + 8 = 0D2x + y – 24 = 0Check answerSkip