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Write the inverse of 6x + 8y= 13 in f-1 (x) notation.

User Seth Jeffery
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1 Answer

17 votes
17 votes

Answer:

Explanation:

6x + 8y = 13

8y = 13 - 6x

y = (13 - 6x) / 8

f(x) = (13 - 6x) / 8

x = (13 - 6f^-1(x)) / 8

8x = 13 - 6f^-1(x)

6f^-1(x) + 8x = 13

f^-1(x) = (13 - 8x) / 6

User John Weidner
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