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Alina [70]
3 years ago
8

Identify the errors made in the finding the inverse of y= x^2 +12x

Mathematics
1 answer:
alex41 [277]3 years ago
5 0

9514 1404 393

Answer:

  y was not substituted for every x

Step-by-step explanation:

To find the inverse of ...

  y = f(x)

you need to solve ...

  x = f(y)

Here, f(x) = x^2 +12x, so f(y) = y^2 +12y

This is not the expression we see on the right of ...

  x = y^2 +12x

Apparently y was not properly substituted into f(x).

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