Evaluate
2^{\frac{3}{8}}\approx 1.296839555
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\sqrt[8]{2^{3}}
Use the rules of exponents to simplify the expression.
2^{3\times \frac{1}{8}}
To raise a power to another power, multiply the exponents.
2^{\frac{3}{8}}
Multiply 3 times \frac{1}{8}.
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