Question

Determine as raízes do polinômio p(x)=2x³-x²-2x+1?? me ajudeeem por favor!

Answer 1

P(x ) = 2x3 - x2 - 2x + 1

P(x) = x2 (2x - 1 ) - 1 ( 2x - 1 )

P(x) = ( x2 - 1 ) * ( 2x - 1 )

P(x) = ( x + 1 ) * ( x - 1 ) * ( 2x - 1 )