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Each of the four graphs below represents a function.Which function has an inverse that is also a function?

Each Of The Four Graphs Below Represents A FunctionWhich Function Has An Inverse That Is Also A Function class=
Each Of The Four Graphs Below Represents A FunctionWhich Function Has An Inverse That Is Also A Function class=

Sagot :

For the given question, we will choose the function that has an inverse that will be a function

So, the function must be a one-to-one function

We will use the horizontal line test to check if the function is a one-to-one function or not

the horizontal line will intersect with the graph of the function at only one point

So, the answer will be option 4 as shown in the following figure:

View image MenaalM530390