√₁-²²2 x² y² and the point P(-√2,0) on the level curve f(x,y) = Compute the slope of the line tangent to 4 16 1 √2 Consider the ellipsoid f(x,y) = 1- the level curve at P and verify that the tangent line is orthogonal to the gradient at that point. What is the slope of the tangent line to the level curve at P(-√2,0) ? Select the correct choice below and, if necessary, fill in the answer box in your choice. OA. The slope at P (-√√2,0) is. OB. The slope at P (-√√2,0) is undefined, so the tangent line is vertical. How do you know the gradient and tangent line are orthogonal? Select the correct choice below and fill in the answer boxes in your choice. O A. The slope of the tangent line, m, can be used to write a vector in the direction of the tangent line, (1,m). The dot product of this vector and the gradient is 0, so they are orthogonal. OB. The tangent line slope is undefined, so it is a vertical line. The gradient is horizontal, so it is orthogonal to the tangent line.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Consider the ellipsoid f(x,y)
=
1
2
X
2
1
and the point P ( - √2,0) on the level curve f(x,y) = √2 Compute the slope of the line tangent to
16
4
the level curve at P and verify that the tangent line is orthogonal to the gradient at that point.
What is the slope of the tangent line to the level curve at P(- √2,0) ? Select the correct choice below and, if necessary, fill in the answer box in
your choice.
A. The slope at P (-√√2,0) is
OB. The slope at P (-√√2,0) is undefined, so the tangent line is vertical.
How do you know the gradient and tangent line are orthogonal? Select the correct choice below and fill in the answer boxes in your choice.
O A. The slope of the tangent line, m, can be used to write a vector in the direction of the tangent line, (1,m). The dot product of this vector
and the gradient
is 0, so they are orthogonal.
OB. The tangent line slope is undefined, so it is a vertical line. The gradient
is horizontal, so it is orthogonal to the tangent line.
Transcribed Image Text:Consider the ellipsoid f(x,y) = 1 2 X 2 1 and the point P ( - √2,0) on the level curve f(x,y) = √2 Compute the slope of the line tangent to 16 4 the level curve at P and verify that the tangent line is orthogonal to the gradient at that point. What is the slope of the tangent line to the level curve at P(- √2,0) ? Select the correct choice below and, if necessary, fill in the answer box in your choice. A. The slope at P (-√√2,0) is OB. The slope at P (-√√2,0) is undefined, so the tangent line is vertical. How do you know the gradient and tangent line are orthogonal? Select the correct choice below and fill in the answer boxes in your choice. O A. The slope of the tangent line, m, can be used to write a vector in the direction of the tangent line, (1,m). The dot product of this vector and the gradient is 0, so they are orthogonal. OB. The tangent line slope is undefined, so it is a vertical line. The gradient is horizontal, so it is orthogonal to the tangent line.
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