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Mathematics 19 Online
OpenStudy (anonymous):

If f(x) = x2 − 2x + 9 and g(x) = 8 − x, what is (f o g)(−4)?

OpenStudy (lgbasallote):

first you're gonna need to find f o g can you do that?

OpenStudy (anonymous):

thats why i need help

OpenStudy (lgbasallote):

hmm well f o g means f(g(x)) and that means you substitute g(x) to EVERY x in your f(x) got the idea?

OpenStudy (anonymous):

so the answer is....?

OpenStudy (lgbasallote):

that's where you come in

OpenStudy (lgbasallote):

what is your g(x)?

OpenStudy (anonymous):

111,144,120,129?

OpenStudy (lgbasallote):

you'll only know the answer once you solve it you know...

OpenStudy (anonymous):

just tell me the answer PLEASE!

OpenStudy (precal):

we are trying to help you learn the process, would you like me to help you?

OpenStudy (anonymous):

yeah helping me getting the answer

OpenStudy (precal):

ok

OpenStudy (precal):

|dw:1337387580068:dw| this is a composition function

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