Chapter 9 Radical Functions
Chapter 9 Radical Functions
Chapter 9 Radical Functions
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SSM: Intermediate Algebra Homework 9.3<br />
7.<br />
5 5 x<br />
= ⋅<br />
2 x 2 x x<br />
=<br />
2<br />
=<br />
5⋅<br />
x<br />
( x ) 2<br />
5x<br />
2x<br />
15.<br />
2 2<br />
=<br />
x x<br />
2<br />
= ⋅<br />
x<br />
=<br />
2 ⋅ x<br />
( x ) 2<br />
x<br />
x<br />
9.<br />
4 4 2x<br />
= ⋅<br />
3 2x 3 2x 2x<br />
4 2x<br />
=<br />
3 2<br />
( x ) 2<br />
4 2x<br />
=<br />
3 ⋅ 2x<br />
2 2x<br />
=<br />
3x<br />
17.<br />
=<br />
2x<br />
x<br />
x x<br />
=<br />
3 3<br />
x 3<br />
= ⋅<br />
3 3<br />
=<br />
3⋅<br />
x<br />
( 3) 2<br />
11.<br />
4 4<br />
=<br />
x x<br />
2<br />
= ⋅<br />
x<br />
=<br />
2<br />
x<br />
( x ) 2<br />
2 x<br />
=<br />
x<br />
x<br />
x<br />
19.<br />
=<br />
3x<br />
3<br />
3 3 x − 4<br />
= ⋅<br />
x − 4 x − 4 x − 4<br />
=<br />
3 x − 4<br />
( x − 4) 2<br />
3 x − 4<br />
=<br />
x − 4<br />
13.<br />
7 7<br />
=<br />
2 2<br />
7 2<br />
= ⋅<br />
2 2<br />
=<br />
=<br />
7 ⋅2<br />
( 2) 2<br />
14<br />
2<br />
21.<br />
3<br />
2 2 25<br />
= ⋅<br />
5 5 25<br />
3 3 3<br />
=<br />
3<br />
3<br />
3<br />
3<br />
2 25<br />
5⋅<br />
25<br />
2 25<br />
=<br />
3<br />
125<br />
=<br />
2 25<br />
5<br />
281
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