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OpenStudy (anonymous):
The coefficient of x in the expansion of (x+1/ax^2)^7 is 7/3. Find the possible values of a.
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OpenStudy (experimentx):
((x+1)/ax^2) ??? or (x+(1/ax^2)) ???
OpenStudy (experimentx):
i think the latter one.
OpenStudy (anonymous):
(x+1/ax^2)^7
OpenStudy (experimentx):
7/a
OpenStudy (experimentx):
might be..
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OpenStudy (experimentx):
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