Find the derivative of f(x, y) = e- x ln(y² + 1) at the point R(4,0) in the direction of w = (2, 1).

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.2: Introduction To Conics: parabolas
Problem 4ECP: Find an equation of the tangent line to the parabola y=3x2 at the point 1,3.
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Can I get help to doublecheck my work for part B please?
(a) Find the curvature of the curve r(t)
P(1,0,0).
=
(cost, sint, sin t) at the point
(b) Find the derivative of f(x, y) = ex ln(y² + 1) at the point R(4,0)
in the direction of w=(2, 1).
I
Transcribed Image Text:(a) Find the curvature of the curve r(t) P(1,0,0). = (cost, sint, sin t) at the point (b) Find the derivative of f(x, y) = ex ln(y² + 1) at the point R(4,0) in the direction of w=(2, 1). I
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