If one zero of quadratic polynomial x2 – x – k is the square of other, then find k Question If one zero of quadratic polynomial x2 – x – k is the square of other, then find k in progress 0 Math Reagan 1 month 2021-10-19T01:27:47+00:00 2021-10-19T01:27:47+00:00 1 Answer 0 views 0

## Answers ( )

Answer:Step-by-step explanation:given,x^2-x-k = polynomiallet the roots be a,bgiven,a=b^2sum of roots= -b/aa +a^2 =1a^2+a-1=0a= (-1+(5)^1/2)/2 , -1-(5)^1/2/2as a has 2 values product of roots is( -1)^2 -5/4so k is 1-5/4 is -1