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Mathematics 18 Online
OpenStudy (anonymous):

For the nonlinear relation below, the rate of change between x = 0 and x = 2 is _____. Enter your answer as a reduced ratio, like this: 2/3

OpenStudy (anonymous):

OpenStudy (gorv):

rate of change = change in y / change in x

OpenStudy (anonymous):

no

OpenStudy (gorv):

y=1 to y=4

OpenStudy (anonymous):

I see well gorv explanation is pretty spot on do you understand it?

OpenStudy (gorv):

rate = change in coodinate \[rate=\frac{ y2-y1 }{ x2-x1 }\]

OpenStudy (anonymous):

im confused can u guys help me

OpenStudy (anonymous):

sure so do you understand when he said that rate is the change between y/x?

OpenStudy (gorv):

we have to find rate of change ....so can u tellme what is changing here??

OpenStudy (anonymous):

x=0 x=2

OpenStudy (anonymous):

so do i plug those into the formula and subtract

OpenStudy (anonymous):

hey gorv do you have this or should I answer? it's going to get confusing if both of do it.

OpenStudy (anonymous):

he seems to be helping yoonjae so i'll help you

OpenStudy (anonymous):

yes you basically find the change in y and divide it by the change in x.

OpenStudy (anonymous):

hmm

OpenStudy (anonymous):

does that not make sense? what is confusing you?

OpenStudy (anonymous):

walk me through your thought process

OpenStudy (anonymous):

yes n yes please

OpenStudy (anonymous):

haha ok. Well do you understand what a rate is?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

what is a rate

OpenStudy (anonymous):

its the rate of change of a reduced ratio

OpenStudy (anonymous):

Correct, a very textbook answer I might add. So we need to find the rate of change, as gorv said before what is changing?

OpenStudy (anonymous):

mmm the x

OpenStudy (anonymous):

as well as the y right?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

now what is the change in y?

OpenStudy (anonymous):

1 and 4

OpenStudy (anonymous):

which is a change of...

OpenStudy (anonymous):

o and 2

OpenStudy (anonymous):

no I mean the a change from 1 to 4 is a change of 3 right since 4-1 = 3.

OpenStudy (anonymous):

ooh ok yes

OpenStudy (anonymous):

so for x that change is?

OpenStudy (anonymous):

0

OpenStudy (anonymous):

really I thought it was 2?

OpenStudy (anonymous):

2-0=2

OpenStudy (anonymous):

haha so 3/2

OpenStudy (anonymous):

YES!!!! :) Everything make sense?

OpenStudy (anonymous):

yes its a bit cleare aha i just didjnt know where you guys got the 1 and 4 for y

OpenStudy (anonymous):

yeah don't worry about it :)

OpenStudy (anonymous):

ok thanks for helping me :)

OpenStudy (anonymous):

no problem if you need any more help I am happy to help.

OpenStudy (anonymous):

well for this problem it's sim iliar The rate of change in the relation shown below is _____. Enter your answer in one of two ways: • as a reduced ratio, like this: 2/3 • as the phrase not constant, like this: not constant

OpenStudy (anonymous):

OpenStudy (anonymous):

@1DEA

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