f(x;y) = 1/ (9x^2 + y^2)

what is the domain of this function? i know that 9x^2 + y^2 cannot be equals to 0 so where do i go from there?

Printable View

- October 25th 2009, 03:56 AMyen yendomain of a function
f(x;y) = 1/ (9x^2 + y^2)

what is the domain of this function? i know that 9x^2 + y^2 cannot be equals to 0 so where do i go from there? - October 25th 2009, 04:00 AMmr fantastic
- October 25th 2009, 05:19 AMRaoh
hi(Happy)

cannot equal zero only when and aren't equal to zero.