Can someone help me find the inverse of $y = 7 + 5x^3 + x^7$? The fact that there is more than one variable to a unique power makes the inverse a little less obvious than usual.
It's entered correctly in the quote box of post # 4, but some
other expression was entered at the link for the graph.
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otownsend, no restrictions have to be made on the domain.
But as romsek's post questioned about it, it does not
have a closed form.