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Middle School: 6th, 7th and 8th Grade
Math
Pre-Algebra - Simple Adding And Subtracting Radicals
Solution
Q.1.
45√72 - 221√2
0%
-178√70
67%
-178√72 - 2
33%
49√2
0%
49√62
Q.2.
5 √ + 7 √
100%
12a2√pq
0%
12a√pq2
0%
12a2√pq2
0%
12a√pq
Q.3.
6√125 - 4√5
0%
2√5
0%
26√25
100%
26√5
0%
-24√5
Q.4.
36√9 - 17√9 =
0%
19√18
100%
19√9
0%
19√81
0%
36-17√9
Q.5.
28√ + 31√
100%
59√x
0%
59√x2
0%
59√x + x
0%
59
Q.6.
5√3 + 9√3 =
0%
14√ 3 + 3
0%
5 + 9√32
0%
14√6
100%
14√3
Q.7.
199√ - 99√
0%
100√xy
0%
√xy
100%
√100xy
0%
100√xy2
Q.8.
12√12 + 23√12 =
0%
35√12 + 12
0%
35√12
100%
12 + 23√12 + 12
0%
12 + 23√12
Q.9.
10√48 + 15√3
0%
-5√3
0%
55√3
100%
25√51
0%
40√3
Q.10.
√144 - √64
0%
√-80
0%
-√80
100%
4√
0%
8√12
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