Respuesta :

First set change the function f(x) to y so
that it would be
[tex]y = \sqrt{x + 4} - 1[/tex]
Then set y = 0
[tex]0 = \sqrt{x + 4} - 1[/tex]
Then solve for x

X = - 3

To graph it, just plot the point (-3,0) on the x-axis
Q&A Platform for Education
Platform Explore for Education