**Tell us what’s happening:**

Describe your issue in detail here.

**Your code so far**

i want to set if the variable is equal to 0 it should print out undefined. please i need help

```
// Setup
function abTest(a, b) {
// Only change code below this line
if (a < 0 && b > 0 || a > 0 && b < 0){
return "undefined";
}
// Only change code above this line
return Math.round(Math.pow(Math.sqrt(a) + Math.sqrt(b), 2));
}
abTest(2, 2);
```

**Your browser information:**

User Agent is: `Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.107 Safari/537.36`

**Challenge:** Basic JavaScript - Return Early Pattern for Functions

**Link to the challenge:**