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Mathematics 20 Online
OpenStudy (anonymous):

let f(x)=2x+3 and g(x)=-x^2+5 (f o f) (x)

OpenStudy (chriss):

2(2x+3)+3 4x+6+3 4x+9

OpenStudy (anonymous):

if i may ask, why is the function of g given if it will not be used...the problem is making use of only f(x)

OpenStudy (chriss):

most likely to make sure the student can discern that it actually isn't needed.

OpenStudy (anonymous):

i guess it isn't needed

OpenStudy (anonymous):

its 4x+9

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