Mathematics
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OpenStudy (anonymous):
how to describe the word function in a few words???i will give you a medal...
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OpenStudy (anonymous):
a function is a relation between the input and set of permissible output, such that each input is related with only one output.
OpenStudy (anonymous):
errgh i meant in a few words like two or three
OpenStudy (anonymous):
is algorithm can be used to replace the word function???
OpenStudy (anonymous):
no
OpenStudy (anonymous):
algorithm is a method/procedure of computation
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OpenStudy (anonymous):
yup
OpenStudy (anonymous):
like formula
OpenStudy (anonymous):
function is not a formula
OpenStudy (anonymous):
is kinda like a blackbox
OpenStudy (anonymous):
|dw:1439904063389:dw|
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OpenStudy (anonymous):
ok
OpenStudy (anonymous):
each value of X can only produce a Y value
OpenStudy (anonymous):
how about relation between 2 elements????
OpenStudy (anonymous):
not necessarily true
OpenStudy (anonymous):
you can have a straight line function where all the x value gives you back the same y
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OpenStudy (anonymous):
then how to describe it???
OpenStudy (anonymous):
"black box operation, each input produce 1 output"
OpenStudy (anonymous):
the shortest i can put for you
OpenStudy (anonymous):
actually need this as the topic of my project fo add maths....
OpenStudy (anonymous):
oooh tq
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OpenStudy (anonymous):
i had a fun question on functions today, wanna try? :)
OpenStudy (anonymous):
i really appreciate it...
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
If\[f(1) = 1\]\[f(2) = 3\]\[f(3) = 5\]\[f(4)\] what is f(5)?
OpenStudy (anonymous):
f(4) = 7
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OpenStudy (anonymous):
its not 9
OpenStudy (anonymous):
woah i got 9
why???
OpenStudy (anonymous):
its 217341
OpenStudy (anonymous):
ooh got it
OpenStudy (anonymous):
because i didnt tell you what is the function like
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OpenStudy (anonymous):
yup
OpenStudy (anonymous):
its actually is \[f(x) = \frac{ 18111 }{ 2 }x^4-90555x^3+\frac{ 633885 }{ 2 } x^2 -452772x + 217331\]
OpenStudy (anonymous):
LOL
OpenStudy (anonymous):
woah...
lol
OpenStudy (anonymous):
it is nice to know you
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OpenStudy (anonymous):
:)
OpenStudy (anonymous):
by the way what is a black box
OpenStudy (anonymous):
i tried searching in google but i still do not get the meaning
OpenStudy (anonymous):
its like a mystery process that must have an input and output
OpenStudy (anonymous):
ok
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OpenStudy (anonymous):
you put something in but you won't know what happen to it, then it comes out with something else
OpenStudy (anonymous):
you may or may not know the function
OpenStudy (anonymous):
ooooh
that is a better definition ....
tq again....
OpenStudy (anonymous):
theres vertical line test for function
OpenStudy (anonymous):
so have fun and have a great day...
bye bye....
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OpenStudy (anonymous):
really ???
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
what is a vertical line test???
OpenStudy (anonymous):
|dw:1439905116482:dw|