Nataliya D. answered • 12/01/13
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√20 = √(4*5) = √4 * √5 = ±2√5.
David M.
asked • 12/01/13Algbrea 2 Math
square root 20= ??????? square root 5.
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Parviz F. answered • 12/01/13
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√20 = √(2 . 2. 5) = √22 . √5 = 2 √5
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