Simplify square-root expressions: no variables

Add, subtract, multiply, and divide square roots. For example, simplify √50-√32.
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Problem

Simplify the expression by removing all factors that are perfect squares from inside the radicals, and combine the terms.
root, start index, end index, square root of, start fraction, 1, divided by, 6, end fraction, end square root, dot, root, start index, end index, square root of, space, 150, end square root, equals
If the expression cannot be simplified, enter it as given.