Question

find the zero polynomial 2x-1?????

Answer 1

p($\frac{1}{2}$)=2($\frac{1}{2}$)-1=0
so $\frac{1}{2}$ is zero of p(x)

Answer 2

$2x - 1 = 0 \\ 2x = 1 \\ x = \frac{1}{2}$