Question:medium

The equation of the normal to the curve \[ y=\log_e x \] at the point $P(1,0)$ is:

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The tangent and normal at a point are always perpendicular. Therefore: \[ m_t\cdot m_n=-1 \] Use this relation immediately after finding the derivative.
Updated On: May 16, 2026
  • $2x+y=2$
  • $x-2y=1$
  • $x-y=1$
  • $x+y=1$
Show Solution

The Correct Option is D

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