Question

Express in simplest radical form.
minus, 7, square root of, 6, end square root, minus, 7, square root of, 96, end square root
−7
6
​
−7
96

Answer 1

-7√6 - 7√96 = -7(√6 - √96) = -7(√6 - 4√6) = -7(-3√6) = 21√6