To solve for f(7), we need to plug 7 in every place that an x exists.
[tex]f(x) = \frac{3}{x+2} - \sqrt{x-3}[/tex]
[tex]f(7) = \frac{3}{7+2} - \sqrt{7-3}[/tex]
[tex]f(7) = \frac{3}{5} - \sqrt{4}[/tex]
[tex]f(7) = 0.6 - 2[/tex]
[tex]f(7) = -1.4[/tex]
Therefore, the solution to f(7) is -1.4.
