### Home > CAAC > Chapter 12 > Lesson 12.4.1 > Problem12-67

12-67.

Evaluate the expression below when x = 27 and y = 16. Homework Help ✎

6x2/3y1/4 · x1y1/2

Substitute in the values for x and y.

$6\left(27^\frac{2}{3}\right)\left(16^\frac{1}{4}\right) \cdot \left(27^{-1}\right)\left(16^\frac{1}{2}\right)$

$\small x^{\frac{a}{b}}=\sqrt[b]{x^{a}}$

16