Simplifying Radical Expressions Worksheet Page 2
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1
2
3
4Can you simplify radical expressions? (7.3)
5
9 10
9 12
45
29.
243z x
30.
12r s
31.
9
5
2
8
x
3 270
y
33.
32.
3
9
27
y
1
2 2
x
Can you add or subtract rational expressions? Be sure to simplify each radical expression. (7.4)
3
4
4
45
7 5
3
3
35.
2 24
x y
4
x
81
y
34.
10
10
3
4
4
37. 9
y
8
81
y
18
250
x
250
x
36.
3
9
27
Can you multiply rational expressions? Be sure to simplify each radical expression. (7.4)
2
39. 5 7
z
4 1 2 7
z
38.
3
x
5
3
40.
5 2 5
3
( 2 7 )(4 14 )
x
x
41.
Can you rationalize the denominator of a fraction? (7.5) Assume a a positive real number.
5
5
42.
43.
2
2a
5
5
44.
45.
3
2a
a
2
Can you rationalize the numerator of a fraction? (7.5) Assume x a positive real number.
3
x
5
x
46.
47.
3
x
y
x
2
Revised 11 / 08
2
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