Q. If the normal to curve $y = f(x)$at the point (3,4) makes an angle $3\pi/4$ with the positive x-axis , then $f^{'}(3)\$is
A) 1
B) -1
C) $- \frac{3}{4}$
D) $\ \ \ \frac{3}{4}$
Explanation
The correct answer is Option A: 1.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.