Question

check whether g(x) = x-1 is a root of polynomial p(x)=2x² = 4x+3​

Answer 1

Answer:

p(x) = 2x²-4x+3

g(x) = x-1

= x = 1

p(x) = 2(1)²-4(1)+3

= 2-4+3

= 1.