blytheharris blytheharris
  • 08-01-2021
  • Mathematics
contestada

Find the inverse of y = - 1/2x - 5

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sqdancefan
sqdancefan sqdancefan
  • 10-01-2021

9514 1404 393

Answer:

  f^-1(x) = -2(x +5)

Step-by-step explanation:

Solve for x.

  y +5 = -1/2x . . . . . add 5

  -2(y +5) = x . . . . . multiply by -2

If you want this in "functional form", you can write it as ...

  f^-1(x) = -2(x +5) . . . . . swap x and y, then use f^-1(x) for y

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