Mathematics
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OpenStudy (arianna1453):
Calculus help. will FAN and MEDAL. (:
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OpenStudy (arianna1453):
Is this correct?
OpenStudy (welshfella):
first differentiate the function
OpenStudy (arianna1453):
(2,6) only?
OpenStudy (arianna1453):
That is where it is decreasing when graphed. correct?
OpenStudy (arianna1453):
yes no maybe so?
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OpenStudy (welshfella):
that is correct
there is a maxm at x = 2 and minm at x = 6
in between the function is decreasing
OpenStudy (arianna1453):
Is this correct? @welshfella
OpenStudy (arianna1453):
since the minimum at -4 is -74?
OpenStudy (welshfella):
yes
OpenStudy (arianna1453):
Last one I promise (: This one is confusing me. can you explain
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OpenStudy (welshfella):
i looked at second one again
re check it
OpenStudy (welshfella):
for third one differentiate the function first then find the turning points
OpenStudy (arianna1453):
x=-3 i got it
OpenStudy (arianna1453):
re check the second problem? why?
OpenStudy (welshfella):
there is no minimum between -4 and 0
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OpenStudy (welshfella):
for the 3rd one there is no horizontal point of inflection. I cant recall how to find the other types.
OpenStudy (welshfella):
yea there would be point of inflection about x = -3.
OpenStudy (welshfella):
OH!!! i misread the question Yes NO. 2 is -74