Please help me with rate of change
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OpenStudy (anonymous):
rate of change is the slope
slope here is \(3\) because you go to the right one and three up
OpenStudy (anonymous):
okay
OpenStudy (anonymous):
whats the equation
OpenStudy (anonymous):
what is \(3\times 2\) ?
OpenStudy (anonymous):
okay can I give u another problem so I can learn
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OpenStudy (anonymous):
we are not done with this one yet!
OpenStudy (anonymous):
I know im just saying after this one
OpenStudy (anonymous):
lets finish this, then we can move to another
OpenStudy (anonymous):
Okay whats next
OpenStudy (anonymous):
the slope is \(3\) either from your eyeballs or by computing \[\frac{11-5}{4-2}=\frac{6}{2}=3\]
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OpenStudy (anonymous):
once you have the slope you know it looks like \(y=3x+b\)
notice that if \(x=2\) you get \(y=5\) so it must be \(5=3\times 2+b\) or \(5=6+b\) making \(b=-1\) and given the equation as
\[y=3x-1\]