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

Question

Mathematics

Christina Roy

19 June, 11:38

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

+2

Answers (1)

Know the Answer?

Anika Arias · Answer 1

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.

Which function has an inverse function?A - F (x) = l x-4 l + 1B - F (x) = 25x^2+70x+49C - F (x) = x^4D - F (x) = x+3/7

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