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Let f(x) =7x-13. Find f -1(x)

2 Answers

6 votes
if you’re trying to find f(-1) it would be -20
User Thetwopct
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3 votes
f(x) = 7x - 13
y = 7x - 13
7x - 13 = y
7x = y + 13
x = (y + 13)/7
f^-1(x) = (x + 13)/7
User Ram Singh
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7.8k points

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