We saw that comics are curves intheplane defined
equations
by some algebraic
These curves are not functions
y yCx
However curves in theplane can beseen as a function
Introduce a parameter
t 1 7 Xcelyet CR2
Input output xCH fotoft Parametric
y Ct fchfe Equations
R B xp
Example
x xCt7 2t
otters
y yet the
Hi
plot theoutput inRd
Note that at E xp
parabola
Y E Ig
Example X X 07 2cos 0 of 012T
2
y y 07 4sin f E
Ef com x 4coff
L r y 16sin 0
plot the output can
o
o.it
v n
iooko f
X O 4 4
YI I
Iz 04
, Example X 07 4 Sect 4 0 010121
0 7 3tano 3 Sind
y 51 WSO
o.IO y
plot
00 X 4
of y O 07 cos0 AT HAT
Oeta Ot so
Costa Xy Etfs
cosIIat a O
X Tat es
Sh htt y Tbt P
Equations as fat of x y X 16 2
0
9 sino
y cos't
Fa E Esso said I
equations
by some algebraic
These curves are not functions
y yCx
However curves in theplane can beseen as a function
Introduce a parameter
t 1 7 Xcelyet CR2
Input output xCH fotoft Parametric
y Ct fchfe Equations
R B xp
Example
x xCt7 2t
otters
y yet the
Hi
plot theoutput inRd
Note that at E xp
parabola
Y E Ig
Example X X 07 2cos 0 of 012T
2
y y 07 4sin f E
Ef com x 4coff
L r y 16sin 0
plot the output can
o
o.it
v n
iooko f
X O 4 4
YI I
Iz 04
, Example X 07 4 Sect 4 0 010121
0 7 3tano 3 Sind
y 51 WSO
o.IO y
plot
00 X 4
of y O 07 cos0 AT HAT
Oeta Ot so
Costa Xy Etfs
cosIIat a O
X Tat es
Sh htt y Tbt P
Equations as fat of x y X 16 2
0
9 sino
y cos't
Fa E Esso said I
