### Home > CCA > Chapter 6 > Lesson 6.1.1 > Problem 6-7

6-7.

Simplify each expression using only positive exponents. Homework Help ✎

(3

*xy*^{3})(–2*y*)(

*x*^{3}*y*^{2})(*x*^{–2}*y*^{–2})(–2

*x*)^{–3}

Remember that when you multiply, you add the exponents.

−6*xy*^{4}

Refer to part (a).

*y*^{0} = 1

Remember that when you divide, you subtract the exponents.