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MHT CET2009MathematicsParabola

Equation of tangent to the parabola y²=16 x at P(3,6) is

Options

  1. A4 x-3 y+12=0
  2. B3 y-4 x-12=0
  3. C4 x-3 y-24=0
  4. D3 y-x-24=0

Correct answer

B. 3 y-4 x-12=0

Step-by-step solution

Equation of tangent to parabola y²=16 x at P(3,6) is aligned & & 6 y &=8(x+3) & & 3 y &=4 x+12 & 3 y-4 x &-12 &=0 aligned

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