HURRY PLS!!!!
this mapping shows a functional relationship. When f(x)=4, what is the value of x?
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![HURRY PLS this mapping shows a functional relationship When fx4 what is the value of x 00 02 03 04 class=](https://us-static.z-dn.net/files/d59/74c54c62207e69790c8005beb753700b.png)