if a and b are the roots of 2x²-3x-2=0 then find the value of A^2009+B^2009
_____________
A-2009+B-2009
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if a and b are the roots of given eq.,
a+b=3/2 and a.b=-1 then
the value of a2+b2=(a+b)^2-2ab
=(3/2)^2-2×(-1)
=9/4+4
=25/4
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