Please solve RD Sharma Class 12 Chapter 15 Tangents and Normals Exercise Very Short Answer Question 3 maths textbook solution.
Answer :
Hint : The curve is parallel to axis then slope of tangent is equal to slope of the axis.
Given :
The tangent line at a point on the curve is parallel to axis.
We have to find the value of .
Solution :
Here we have,
Slope of axis is equal to zero.
Also, the tangent line at a point on the curve is parallel to axis.
Slope of tangent slope of axis