LT 8.01 I can evaluate and simplify the nth root of a real number or
a variable using both radical and rational exponent notation.
Name
6-3
Class
Date
Practice
Form G
Binomial Radical Expressions
Add or subtract if possible.
1. 9 3  2 3
2. 14 3 xy  3 3 xy
3. 3 7  7 3 x
4. 8 3 x  2 3 y
5. 7 x  x 7
6. 5 3 xy 
Simplify.
28  63
7.
9.
3
81  3 3 3
8.
200  72
10. 3 75  2 12
Multiply.
11. (1  5)(2  5)
12. (1  4 10)(2  10)
13. (4  3)(2  3)
14. (3 2  2 3) 2
3
xy
Multiply each pair of conjugates.
15. (3 2  9)(3 2  9)
16. (1  7)(1  7)
17. ( 11  5)( 11  5)
18. (2 7  3 3)(2 7  3 3)
Rationalize each denominator. Simplify the answer.
19.
20.
21.
3  10
5 2
2  14
7 2
2 3 x
3
x
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