Evaluate
7\sqrt{2}\approx 9.899494937
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\sqrt[4]{4}=\sqrt[4]{2^{2}}=2^{\frac{2}{4}}=2^{\frac{1}{2}}=\sqrt{2}
Rewrite \sqrt[4]{4} as \sqrt[4]{2^{2}}. Convert from radical to exponential form and cancel out 2 in the exponent. Convert back to radical form.
7\sqrt{2}
Insert the obtained value back in the expression.
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Limits
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