SOLUTION: Determine if the function is one-to-one by noting the function family to which it belongs and mentally picturing the shape of its graph. f (x) = –5x – 2 Select one: a. one-to-o

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Question 1093423: Determine if the function is one-to-one by noting the function family to which it belongs and mentally picturing the shape of its graph.
f (x) = –5x – 2
Select one:
a. one-to-one
b. not one-to-one

Answer by ikleyn(52781)   (Show Source): You can put this solution on YOUR website!
.
This function is linear,

or, in other words, it belongs to the class of linear functions.

The linear function is always one-to-one.

In particular, your function is one-to-one.


Choice a).



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