Section 9.2
Multiplication Properties of Radicals
901
Version: Fall 2007
9.2
Exercises
1.
Use a calculator to first approximate
√
5
√
2
. On the same screen, approximate
√
10
. Report the results on your home
work paper.
2.
Use a calculator to first approximate
√
7
√
10
.
On the same screen, approxi
mate
√
70
.
Report the results on your
homework paper.
3.
Use a calculator to first approximate
√
3
√
11
.
On the same screen, approxi
mate
√
33
.
Report the results on your
homework paper.
4.
Use a calculator to first approximate
√
5
√
13
.
On the same screen, approxi
mate
√
65
.
Report the results on your
homework paper.
In
Exercises 5

20
, place each of the rad
ical expressions in simple radical form.
As in Example 3 in the narrative, check
your result with your calculator.
5.
√
18
6.
√
80
7.
√
112
8.
√
72
9.
√
108
10.
√
54
11.
√
50
12.
√
48
13.
√
245
Copyrighted material. See: http://msenux.redwoods.edu/IntAlgText/
1
14.
√
150
15.
√
98
16.
√
252
17.
√
45
18.
√
294
19.
√
24
20.
√
32
In
Exercises 21

26
, use prime factor
ization (as in Examples 10 and 11 in the
narrative) to assist you in placing the
given radical expression in simple radi
cal form.
Check your result with your
calculator.
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 Expression, Prime number, radical expression

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