Question

f(x)=x^4-4x^3+3x^2 "-2x+1" find zero of polynomial

Answer 1

Step-by-step explanation:

P(x) = 4x^3 + 4x^2 - x - 1

P(x) = 4x^2( x + 1) - 1( x + 1)

P(x) = ( x + 1) (4x^2 -1)

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

Therefore, (2x+1) is a multiple of given polynomial.