Asap will give brainliest if answer is right

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

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Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.