Mathematics
19 Online
OpenStudy (anonymous):
will fan and medal who helps https://gyazo.com/bf283e9759b12bb4e5d46a3cf25c647b
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OpenStudy (anonymous):
@shamim can u help me i have 2 questions
OpenStudy (hakunamatata34):
what is the question
OpenStudy (anonymous):
you have to look at the link @hakunamatata34
OpenStudy (anonymous):
@DangerousJesse can u pls help me or @peak
OpenStudy (anonymous):
i might be able to help. let me take a look one sec
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OpenStudy (anonymous):
i have 2 questions
OpenStudy (anonymous):
whats your second one.
OpenStudy (anonymous):
ill work on both
OpenStudy (anonymous):
i think you might be correct on the second but to make sure ask someone else. im gonna still work on the first one
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OpenStudy (anonymous):
ok
OpenStudy (anonymous):
u done @peak ?
OpenStudy (anonymous):
i am gonna have someone help u i got stuck when i say bump the question to the top
OpenStudy (anonymous):
bump it to the top
OpenStudy (anonymous):
The formula for rate of change is:\[=\frac{f(a)-f(b)}{a-b}\]
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OpenStudy (anonymous):
nevermind tommynaiter should be able to help
OpenStudy (anonymous):
@Tommynaiter can u help walk me thorugh
OpenStudy (anonymous):
So you have to calculate the rate of change for them all in order to see which has the greatest.
OpenStudy (anonymous):
Well, lets take a look at the rate of change for "B".
OpenStudy (anonymous):
ok
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OpenStudy (anonymous):
So you insert in the formula: \[\frac{f(1)-f(2)}{1-2}\]
\[f(1)=3*1-8=-5\] \[f(2)=3*2-8=-2\] \[\frac{-5-(-2)}{1-2}=\frac{-3}{-1}=3\]
OpenStudy (anonymous):
So "B" has a rate of change which is 3.
OpenStudy (anonymous):
blake has a rate of 3 right?
OpenStudy (anonymous):
Yes
OpenStudy (anonymous):
so blake account started with 3$
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OpenStudy (anonymous):
@Tommynaiter
OpenStudy (anonymous):
It changes 3 every time.
OpenStudy (anonymous):
Im sorry, I dont know who blake is, and does this have anything to do with dollars?
OpenStudy (anonymous):
what question ru doing
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OpenStudy (anonymous):
but on the one your talking bout am i right
OpenStudy (anonymous):
Your answer "A", has a rate of change of negative 5. \[Rate Of Change=-5\]
OpenStudy (anonymous):
so is it B
OpenStudy (anonymous):
@Tommynaiter