aidantheamazing aidantheamazing

22-06-2020
Mathematics

contestada

Which function has an inverse function?

A- F(x) = l x-4 l + 1
B- F(x) = 25x^2+70x+49
C- F(x) = x^4
D- F(x) = x+3/7

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altavistard altavistard

23-06-2020

Answer:

D

Step-by-step explanation:

Of these four functions, D is the only one that has an inverse. The graph of D, which is F(x) = x + 3/7, passes the horizontal line test; the horizontal line intersects the graph of F(x) = x + 3/7 only once.

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