### Home > PC > Chapter 8 > Lesson 8.2.5 > Problem8-143

8-143.

Simplify and rewrite the expression with positive exponents: $( \frac { 2 x ^ { - 2 } y ^ { 3 } } { x ^ { - 5 } y ^ { 7 } } ) ^ { 3 }$.

$\Bigg(\frac{2x^{-2-(-5)}}{y^{7-3}}\Bigg)^3$