# Which quadrants and axes does #f(x)=x-sqrt(x+5)# pass through?

##### 1 Answer

Nov 15, 2017

#### Explanation:

graph{x-sqrt(x+5) [-6.407, 7.64, -5.67, 1.356]}

As you can see the graph passes through

To know the y-axis point you have to substitute de

And you get the point

To know the x-axis point(s) you have to equal the function to

you isolate the variable

So you get the point