### Home > AC > Chapter 12 > Lesson 12.2.2 > Problem12-47

12-47.

If $g ( x ) = \sqrt { x - 3 } + 1$, find the values below. If there is no solution, justify your conclusion. Homework Help ✎

1. $g(7)$

Substitute 7 into the equation.

$g(7) = \sqrt{7 - 3} + 1$

$g(7) = \sqrt{4} + 1$

g(7) = 2 + 1

g(7) = 3

1. $g(4)$

$g(4) = 2$

1. $g(8)$

1. $g(2)$

Can you take the square root of a negative number?