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Lesson 13.2  Skills Practice
page 5
Name_________________________________________________________ Date__________________________
Simplify each expression. Show your work.
39. ​(3x​2​​y)​4​
40. ​(2a​2​​​b​3​)5​ ​
​(3x​2​​y)​4​ 5 ​34​ ​​​(x​2​)4​ ​​y​4​
​(2a​2​​​b​3​)5​ ​ 5 ​25​ ​​​(a​2​)5​ ​​​(b​3​)5​ ​
5 ​81(x)​24​​y​4​
5 ​25​ ​​(a)​25​​(b)​35​
5 ​81x​8​​y​4​
5 ​32a​10​​b​15​
41. ​​(24mn​3​)3​ ​
42. ​(25y​3​​​z​2​)5​ ​
​​(24mn​3​)3​ ​ 5 ​(24)​3​​m​3​​​(n​3​)3​ ​
​(25y​3​​​z​2​)5​ ​ 5 ​(25)​5​​​( y​3​)5​ ​​​(z​2​)5​ ​
5 ​264m​3​​(n)​33​
5 2​3125( y)​35​​(z)​25​
5 ​264m​3​​n​9​
52​3125 y​15​​z​10​
43. ​​(22cd​2​)4​ ​
44. ​(22x​3​y4​​ )​2​
​(22x​3​​​y​4​)​2​ 5 ​(22)​2​​​(x​3​)​2​​​( y​4​)​2​
5 ​16c​4​​(d)​24​
5 ​4(x)​3?2​​( y)​4?2​
5 ​16c​4​​d​8​
5 ​4x​6​​y​8​
© 2011 Carnegie Learning
​​(22cd​2​)4​ ​ 5 ​(22)​4​​c​4​​​(d​2​)4​ ​
Chapter 13      Skills Practice      •      879
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