anemone
Gold Member
MHB
POTW Director
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Here is this week's POTW:
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Evaluate $2014(x+y-xy)-100(a+b)$ if
$ax+by=7\\ax^2+by^2=49\\ax^3+by^3=133\\ax^4+by^4=406$
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Remember to read the https://mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to https://mathhelpboards.com/forms.php?do=form&fid=2!
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Evaluate $2014(x+y-xy)-100(a+b)$ if
$ax+by=7\\ax^2+by^2=49\\ax^3+by^3=133\\ax^4+by^4=406$
-----
Remember to read the https://mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to https://mathhelpboards.com/forms.php?do=form&fid=2!