Medium
Which exponential expression is equivalent to x47x^{\frac{4}{7}}x74 ?
7x4^7\sqrt{x^4}7√x4
4x7^4\sqrt{x^7}4√x7
(4x)7(4 \sqrt{x})^7 (4√x)7
(7x)4(7 \sqrt{x})^4 (7√x)4
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