JEE Main 2019 Mathematics question
The equation of a tangent to the parabola, , which makes an angle θ with the positive directions of x-axis, is:
Answer: (C)
Solution
Tangent of slope m: ⇒ with m = tan θ.
The equation of a tangent to the parabola, , which makes an angle θ with the positive directions of x-axis, is:
Tangent of slope m: ⇒ with m = tan θ.