ZHANG YUE - 1 month ago 4x

R Question

Suppose I have a function x^2+y^2=1, how can I graph this function in R?

I have tried:

enter image description here

but it doesn't work and says:

enter image description here

Answer

Try this:

```
x <- seq(-1,1,.01)
plot(0,0, xlim=c(-1,1), ylim=c(-1,1))
curve(sqrt(1-x^2), add=TRUE)
curve(-sqrt(1-x^2), add=TRUE)
```

Source (Stackoverflow)

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