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Find the inverse of the function. f(x) = 7x + 2
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4 votes
Find the inverse of the function.

f(x) = 7x + 2

User Corey Cole
by
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1 Answer

5 votes
f ( x ) = 7 x + 2
y = 7 x + 2
- 7 x = - y + 2 /*(-1)
7 x = y - 2 / : 7
x = y/7 - 2/7 = ( y - 2 ) / 7
The inverse of the function is:
f^(-1) ( x ) = ( x - 2 ) /7

User Karl Von L
by
7.6k points
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