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Calculate the square root of $2$
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$\frac{2}{4-2\sqrt{2}}$
Learn how to solve rationalisation problems step by step online. Rationalize the denominator 2/(4-22^1/2). Calculate the square root of 2. Multiply -2 times \sqrt{2}. Subtract the values 4 and -2\sqrt{2}. Divide 2 by 1.171573.