who can solve this problem.
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i will tell u tommorrow
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On simplification of becomes ;
x⁴+x³-2x² -x³ -x²+2x
=x⁴ +0x³ -3x² +2x
So a=0 b=-3 and c=2
Therefore a+b-c= 0-3-2 = -5
x⁴+x³-2x² -x³ -x²+2x
=x⁴ +0x³ -3x² +2x
So a=0 b=-3 and c=2
Therefore a+b-c= 0-3-2 = -5
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