Question

Your answer should be a polynomial in standard form.
(2z-1)(z^2-2z+1)=

Answer 1

(2z-1)(z²-2z+1)

2z(z²-2z+1)-1(z²-2z+1)

2z³-4z²+2z-z²+2z-1

2z³-4z²-z²+2z+2z-1

2z³-5z²+4z-1

Hope this helps

Thank you