Powers and Roots Practice Test 2

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Question : 12 of 40

Marks: +1, -0

Find x in

√x + 18=√3721

.

1,849
1,089
1,800
3,703
None of these

Solution:

√x + 18=√3721

√x + 18=61

√x=43

x=43^2=1849

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