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19990401
u To calculate the center and radius [G-SLV]-[Center]/[Radius]
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Example To determine the center and radius for the circle
(X + 2)
2
+ (Y + 1)
2
= 2
2
Use the following V-Window settings.
Xmin = –6.3, Xmax = 6.3, Xscale = 1
Ymin = –3.1, Ymax = 3.1, Yscale = 1
4(G-SLV)
b(Center)
(Calculates the center.)
i
4(G-SLV)
c(Radius)
(Calculates the radius.)
u To calculate the x- and y-intercepts [G-SLV]-[X-Icpt]/[Y-Icpt]
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Example To determine the x- and y-intercepts for the hyperbola
(X – 3)
2
(Y – 1)
2
–––––––– – –––––––– = 1
2
2
2
2
Use the following V-Window settings.
Xmin = –4, Xmax = 8, Xscale = 1
Ymin = –5, Ymax = 5, Yscale = 1
4(G-SLV)
g(X-Icpt)
(Calculates the x-intercept.)
5-11-19
Function Analysis
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