Mathematics
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OpenStudy (anonymous):
can anyone help me solve this function....g(3)+f(0) please
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OpenStudy (anonymous):
define f(x) and g(x)
OpenStudy (anonymous):
substitute the numbers for the functions so what 's the functions
OpenStudy (anonymous):
that's what i wanna know.
you must be given f(x) and g(x) to find f(0) and g(3)
OpenStudy (anonymous):
all you do is substitue that in for f(x) and g(x) what school do you go to if you don't mind me asking
OpenStudy (anonymous):
a university in Canada.
the initial question you asked is incomplete.
where did you find this problem?
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OpenStudy (anonymous):
my teacher gave me a problem to do for practice so i kinda know what to do
OpenStudy (anonymous):
wouldnt it just be 3 because 3+0 is three?
OpenStudy (anonymous):
do you have the functions for what f(x) equals?
OpenStudy (anonymous):
like f(x) = 2x+8 or something like that?
OpenStudy (anonymous):
my function is f(x)=3x-2 g(x)=x-9 g(3)+ f(0) help me please
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OpenStudy (anonymous):
f(x)=3x-2
g(x)=x-9
g(3)+ f(0)
so lets look at the g(3)
so that means any time you see an x in the equation, g(x)=x-9, you replace it with 3
OpenStudy (anonymous):
ok so it's going to be 3-9 right
OpenStudy (anonymous):
yep, but don't forget the write it g(3)=3-9
OpenStudy (anonymous):
wow youre smart what school do you go to
OpenStudy (anonymous):
but ok
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OpenStudy (anonymous):
do you wana try the f(0) on your own?
OpenStudy (anonymous):
sure
OpenStudy (anonymous):
ok so i got f(0)=3(0)-2
OpenStudy (anonymous):
correct
OpenStudy (anonymous):
g(3)=3-9 = -6
f(0)=3(0)-2 = -2
right?
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OpenStudy (anonymous):
now do f(0) + g(3)
OpenStudy (anonymous):
you add right
OpenStudy (anonymous):
right
OpenStudy (anonymous):
f(0) + g(3) is the same as
-2 + -6 right? because what we got before
OpenStudy (anonymous):
so its -8
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OpenStudy (anonymous):
ok so much i gotta headache
OpenStudy (anonymous):
correct, -8 is the answer
OpenStudy (anonymous):
i have to go now. good job
OpenStudy (anonymous):
ok