Question

verify that 2/7 is a zero of polynomial p(x) =2-7x

Answer 1

simply put the zero in the equation...if the equation yield in zero...then it will be verified that 2/7 is zero of the given polynomial

Answer 2

p(x)=2-7x

= 2-7×2/7

= 2-2

= 0

Yes 2/7 is a zero of polynomial.