5) Find the points on the graph of y=9-x² that are closest to (0, 3). (Hint: If you are stumped take a look at this video https://www.youtube.com/watch?v=UGIOHXM_tfE to see a problem of this type.)

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.1: The Rectangular Coordinate System
Problem 50E: The graphs of the parabolas eith equations y=x2 and the line y=18-x2 intersect at two points. Find...
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S) Find the points on the graph of y=9-x² that are closest to (0, 3). (Hint: If you are stumped take a look at
this video https://www.youtube.com/watch?v=uGIOHXm tfE to see a problem of this type.)
roA)
Primary equation:
d%=DVrx-0)²+(y-3)
constraint
secondary equation
2.
C0.3)
Subfor y
pnt
BO
Pn.
%D
d=V Cx-0)-+(9-x²)- 3 )²
(7)
d=V x2+ (6-x²)2
%3D
d=DVx4_11x²+36
closest to Co3
need to be minimuum
f(X)= x4-11x²+36
3
FI(X)=4X- 22X3D0
2x ( 2x²-11)=0
2×3D0
2x²-113D0
X-0
2.
Transcribed Image Text:plug S) Find the points on the graph of y=9-x² that are closest to (0, 3). (Hint: If you are stumped take a look at this video https://www.youtube.com/watch?v=uGIOHXm tfE to see a problem of this type.) roA) Primary equation: d%=DVrx-0)²+(y-3) constraint secondary equation 2. C0.3) Subfor y pnt BO Pn. %D d=V Cx-0)-+(9-x²)- 3 )² (7) d=V x2+ (6-x²)2 %3D d=DVx4_11x²+36 closest to Co3 need to be minimuum f(X)= x4-11x²+36 3 FI(X)=4X- 22X3D0 2x ( 2x²-11)=0 2×3D0 2x²-113D0 X-0 2.
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