Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 26E
Related questions
Question
Can someone help me understand what I am doing wrong on number 10 please?
![V145
745
tor the function f(x,u)= xf+ Zxy + Sy?+ 4x - 24 +1, find a unit tangent
Nector to the level curve at the' poin't (-3,-4) that has a
o component
positive
2x +
104-2>
NF(-3;4) = < 2(-3) + 2(-4)+4, 2(-3)+ l0 (-A)-2)
く-b -8+4
3-10
b-40-2 >
48)
normal vector
48t+ (-10) =
10
ZA64
K.9790
.2040
48
2404
12404
0. for the function f(x,4) = 3-x*-yt
at the point (3,5) that'
find
a unit tangent vector to the level curve
1.
+3
has a positive x com ponent
(-3)?
t(3,5) =/3-3} - (s})-o -(2(3).-3) 3-(3)8-5P-0 E (-2,(5)--3)\
9
norma I vector =
- 30
9
3,8973
51451
9.
23.3333 =
.8575](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc8854ffd-431b-44a2-b47e-daec534c3a26%2F3775a81b-f581-419a-aebc-0c762b0f3345%2Fb32453d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:V145
745
tor the function f(x,u)= xf+ Zxy + Sy?+ 4x - 24 +1, find a unit tangent
Nector to the level curve at the' poin't (-3,-4) that has a
o component
positive
2x +
104-2>
NF(-3;4) = < 2(-3) + 2(-4)+4, 2(-3)+ l0 (-A)-2)
く-b -8+4
3-10
b-40-2 >
48)
normal vector
48t+ (-10) =
10
ZA64
K.9790
.2040
48
2404
12404
0. for the function f(x,4) = 3-x*-yt
at the point (3,5) that'
find
a unit tangent vector to the level curve
1.
+3
has a positive x com ponent
(-3)?
t(3,5) =/3-3} - (s})-o -(2(3).-3) 3-(3)8-5P-0 E (-2,(5)--3)\
9
norma I vector =
- 30
9
3,8973
51451
9.
23.3333 =
.8575
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