- #1

- 93

- 0

## Homework Statement

limit as (x,y)---->(0,0)

x^3 +xy^2/(x^2 + y^2)

## The Attempt at a Solution

i tried letting x = 0, and get zero, and i also let , y= 0 and got 0, and then i let y=x , and got , zero, how can i be sure sure this limit is zero? What do i do ?

Thanks