SOLUTION: What is the inverse of the function f(x) = x^3 + 7?

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Question 1048219: What is the inverse of the function f(x) = x^3 + 7?

Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

to find the inverse of the function f%28x%29+=+x%5E3+%2B+7, recall that f%28x%29+=+y
y+=+x%5E3+%2B+7.....swap x and y
x+=+y%5E3+%2B+7...........solve for y
x-7+=+y%5E3+
y=root%283%2Cx-7%29+-> f%5E-1%28x%29+=+y
so,the inverse is f%5E-1%28x%29=root%283%2Cx-7%29+