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OpenStudy (yuliacosta111):
whats the question
OpenStudy (sarahjoy26):
What's the question?
OpenStudy (sarahjoy26):
@hockeybeast10
OpenStudy (anonymous):
do you even have a question
TheSmartOne (thesmartone):
I'm here :)
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OpenStudy (anonymous):
hold on please
OpenStudy (yuliacosta111):
ok
OpenStudy (anonymous):
Cory has 15 die-cast cars in his collection. Each year his collection increases by 20%. Roger has 40 cars in his collection. Each year he collects 1 additional car.
Part A: Write functions to represent Cory and Roger's collections throughout the years. (4 points)
Part B: How many cars does Cory have after 6 years? How many does Roger have after the same number of years? (2 points)
Part C: After approximately how many years is the number of cars that Cory and Roger have the same? Justify your answer mathematically. (4 points)
OpenStudy (yuliacosta111):
A is for cory, y=15(1.2)^x
and for roger, y=x+40
TheSmartOne (thesmartone):
@Yuliacosta111 direct answers are not allowed
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OpenStudy (yuliacosta111):
For B, just plug in 6 for x
OpenStudy (anonymous):
that was a direct answer?
OpenStudy (yuliacosta111):
for both equations. So for roger it would be 46, and for cory 44.78976
OpenStudy (anonymous):
which part are you doing
OpenStudy (yuliacosta111):
B
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OpenStudy (anonymous):
what was a?
OpenStudy (yuliacosta111):
A is for cory, y=15(1.2)^x
and for roger, y=x+40
OpenStudy (anonymous):
oh okay
OpenStudy (anonymous):
what is part c
??
OpenStudy (anonymous):
@Yuliacosta111
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OpenStudy (anonymous):
Part C: After approximately how many years is the number of cars that Cory and Roger have the same? Justify your answer mathematically. (4 points)
OpenStudy (anonymous):
@malcolmmcswain
OpenStudy (anonymous):
i dont understand the question.
OpenStudy (yuliacosta111):
hmm
OpenStudy (anonymous):
Would it be 1 ?
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