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OpenStudy (anonymous):
Simplify the following expression. √-7√-168
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OpenStudy (anonymous):
√-7√-168=√-7*-168=√1176=14√6
Directrix (directrix):
√-7√-168 = √-1 √7 √-1 √168 = √-1 √-1 √7 √168 = i^2 times √7 times √(7)(4)(6) = (-1)√7 times √(7)(4)(6) =(-1) (7) times 2 times √6 = -14√6
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