evturner13 evturner13
  • 09-08-2017
  • Mathematics
contestada

Let f(x) = 7x − 13. Find f−1(x).

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mreijepatmat
mreijepatmat mreijepatmat
  • 10-08-2017
f(x) = 7x − 13
To find f(-x) , just replace x with -x:

f(-x) = 7(-x) - 13

f(-x) = -7x -13
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