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Mathematics 9 Online
OpenStudy (anonymous):

MEDAL!! True or False: For any function, x = f ^-1( y ) , then y = f ( x ) . Explain your answer.

OpenStudy (anonymous):

@ParthKohli

Parth (parthkohli):

This is almost the part of the definition.

OpenStudy (anonymous):

I have a 3 left. I finished up all the others

Parth (parthkohli):

Do you have any thoughts?

Parth (parthkohli):

3 left where? On a test?

OpenStudy (anonymous):

well I think it may be false. This is because they are not inverses, so it can't be true for all functions

OpenStudy (anonymous):

No lol study guide

Parth (parthkohli):

x = f^(-1) (y) This is given to you.

Parth (parthkohli):

So will f(x) equal y?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

@ParthKohli ?

Parth (parthkohli):

yes.

OpenStudy (anonymous):

so the answer is true. and I would just explain by saying f(x)=y when x=f^-1(y)

Parth (parthkohli):

yes.

OpenStudy (anonymous):

Thanks again. I just have a 2 more on the guide

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