Answers

2014-07-13T18:54:30+08:00
X²=72,, then we get the square root of both.
√x²=√72
x≈8.4853
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The Brainliest Answer!
2014-07-13T22:08:57+08:00
X²=72
√x²=√72
x=positive or negative 8.485281274
or para mas accurate,
the answer could be, 6√2
solution
√72=√(36×2)
     =√(6²×2)
     =6√2
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