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zzr0ck3r
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Part a) if you were walking on the graph from left to right, on what intervals will you be going up hill?
zzr0ck3r
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part b) if you were walking on the graph from left to right, at what point/s will you be in the valley of two hills
zzr0ck3r
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part(c) does this look like a cubic, -cubic, squared, or -squared function?
zzr0ck3r
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you here? @Lukecrayonz
Lukecrayonz
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yes
Lukecrayonz
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@zzr0ck3r a negative cubic function
Lukecrayonz
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and for d? I have the other answers
zzr0ck3r
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so negative.
Lukecrayonz
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and since they go in opposite directions, its either 5, 7 or 9?
zzr0ck3r
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well not really, it looks like a cubic because it looks like the highest power in the long run. for this you need to see how many times it changes from decreasing to increasin and vice versa, this number will always be smaller than the degree
Lukecrayonz
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4 critical points, right?
zzr0ck3r
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well i guess you are right also...:)
Lukecrayonz
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4 critical points, odd negative graph means that it has to be 5 7 9 etc etc
zzr0ck3r
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yes, just understand that it could not be 3
dpaInc
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Luke!!! I am your father...