Question 1184659
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I collected here popular links from the Internet.


Start from nice video-lesson, which is first in the list.



https://www.algebra.com/algebra/homework/Exponents/Fractional-Exponents.lesson



https://thirdspacelearning.com/gcse-maths/algebra/fractional-indices/


https://www.mathsisfun.com/algebra/exponent-fractional.html


https://www.storyofmathematics.com/fractional-exponents