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![[Post New]](/templates/default/images/icon_minipost_new.gif) 3 Aug 2007 19:04:02 IST
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What is the minimum value of (tan-1)3 + (cot-1)3 if
domain of tan-1x is R and co-domain of tan-1x is ( pie/2 , 3pie / 2 )
and domain of cot-1x is R and its co-domain is cot-1x is ( pie , 2pie ) ????
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Ken
From: UNITED STATES, Green Bay, Wisconsin
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4 Aug 2007 20:40:07 IST
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No one to answer...please everyone ...give a try or just give your answer....or discuss.
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Ken
From: UNITED STATES, Green Bay, Wisconsin
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4 Aug 2007 20:46:46 IST
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the answer is 2(pie+pie/4)^3
are u sure abt the given codomains of the functions???
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4 Aug 2007 20:49:32 IST
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ya the domains and co-domains are absolutely correct .
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Ken
From: UNITED STATES, Green Bay, Wisconsin
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