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Simplify Assume That All Variables Represent Positive Real Numbers 20x−5x+45x\sqrt{20 x}-\sqrt{5 x}+\sqrt{45 x}

Question 36

Short Answer

Simplify. Assume that all variables represent positive real numbers..
(a) 20x−5x+45x\sqrt{20 x}-\sqrt{5 x}+\sqrt{45 x}
(b) (45+2)(85+3)(\sqrt[5]{4}+2)(\sqrt[5]{8}+3)
(c) (5x+3y)(5x−3y)(\sqrt{5 x}+\sqrt{3 y})(\sqrt{5 x}-\sqrt{3 y})

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