### Home > A2C > Chapter Ch4 > Lesson 4.2.1 > Problem 4-81

4-81.

Simplify each radical expression.

Find the square root of both the numerator and denominator.

Think of this as

. Then refer to part (b).

4-81.

Simplify each radical expression.

Find the square root of both the numerator and denominator.

Think of this as

. Then refer to part (b).