### Home > APCALC > Chapter 4 > Lesson 4.2.5 > Problem 4-103

4-103.

For ,

Since

is a square root function, the domain ofisis a rational function, so the denominator cannot equal. Before writing your simplified equation, the quantity inside of the square root must be greater than or equal to

. The denominator cannot equal

. For what value(s) of does? Also, due to the square root in the original function, .Domain:

and, whereis an integer value