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Mathematics 7 Online
OpenStudy (anonymous):

Need help with this question! Given that f(x) = x2 − 4x − 3 and g(x) = the quantity of x plus three, over four , solve for f(g(x)) when x = 9

OpenStudy (imstuck):

Is g(x) this:\[g(x)=\frac{ (x+3) }{ 4 }\]

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

my answer was 6 but im not sure if its right

OpenStudy (imstuck):

The idea with these is to work from the inside out. Start with g(x) and replace every x in the g function with a 9. Like this:

OpenStudy (imstuck):

|dw:1406590622627:dw|

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