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Multiply $2$ times $2$
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$\sqrt{4\sqrt{5-3\sqrt{20}}}$
Learn how to solve simplification of algebraic expressions problems step by step online. Simplify the expression (2*2(5-320^1/2)^1/2)^1/2. Multiply 2 times 2. Calculate the square root of 20. Multiply -3 times 2\sqrt{5}. Subtract the values 5 and -6\sqrt{5}.