Graph help

[madurax86]

Hey guys i need an equation in y=a*x + b*x^2 + c*x^3 ..... format that looks like a knot when plotted it'd be gr8 if anyone can help i tryd a few but the knot never went around mmm
thnx

 

[Kalindugayan]

Buy the book Advanced Mathematics by the Cambridge

 

[madurax86]

Buy the book Advanced Mathematics by the Cambridge

oke athi advance ekak na tikak wela yanawa hithana

try this draw y=|pi/4|+sqrt(c-x^2) and y=|pi/4|-sqrt(c-x^2) [ c is a constant]
with the same value for c and see wat u get!

 

[Kalindugayan]

oke athi advance ekak na tikak wela yanawa hithana

try this draw y=|pi/4|+sqrt(c-x^2) and y=|pi/4|-sqrt(c-x^2) [ c is a constant]
with the same value for c and see wat u get!

mama nan oya partial fractions gena ehema wadiya danne ne ban