Mathematics
14 Online
OpenStudy (anonymous):
Question in attachment
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OpenStudy (anonymous):
OpenStudy (anonymous):
@Loser66
OpenStudy (anonymous):
@IMStuck
OpenStudy (anonymous):
step by step please
OpenStudy (loser66):
a) initial value is when h =0 , replace to the equation, what do you get?
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OpenStudy (anonymous):
105.26
OpenStudy (anonymous):
??
OpenStudy (loser66):
how to get it?
OpenStudy (anonymous):
replacing 0 with h
OpenStudy (loser66):
so? \[P(0) = \dfrac{200}{0.9+0.1e^0}=\dfrac{200}{1}=200\] how can you get 105.26??
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OpenStudy (anonymous):
My calculator is messed up
OpenStudy (loser66):
ok, for b) the number of parasite is half mean P = 100, right? replace it into the equation to solve for h
OpenStudy (anonymous):
ok let me do it
OpenStudy (loser66):
@dumbcow Please, help. I don't know how to do part c
OpenStudy (anonymous):
is it 2?
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OpenStudy (anonymous):
I dont know how to rearrange it properly
OpenStudy (anonymous):
@Loser66
OpenStudy (dumbcow):
ok but lets finish part b first
first divide by 200
then take reciprocal of both sides
\[\rightarrow 2 = 0.9 + 0.1e^{2h}\]
OpenStudy (anonymous):
okay and then?
OpenStudy (dumbcow):
can you solve for e^2h
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OpenStudy (anonymous):
im stuck there
OpenStudy (dumbcow):
by the way, is this for calculus?
OpenStudy (anonymous):
yeah
OpenStudy (anonymous):
can you help?
OpenStudy (dumbcow):
you should be able to do the algebra then... can you solve this
4 + 6x = 10
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OpenStudy (anonymous):
x=1
OpenStudy (dumbcow):
right so apply same thing to
\[.9 + .1 e^{2h} = 2\]
OpenStudy (dumbcow):
go to wolfram and figure it out. good bye
OpenStudy (anonymous):
how do you part c ?
OpenStudy (anonymous):
@dumbcow