If one root of the equation `2x^2+2x+k=0` is `(-1/3)` then find teh value of `k`

If one root of the equation 2x^2-5x+k=0 be twice the other, find the value of k.

If one root of the quadratic equation 2x^(2)+kx-2=0 is -2, find the value of k.

If one root of the quadratic equation 2x^(2)+kx-2=0 is -2, find the value of k.

If one root of the quadratic equation 2x^2+k x-6=0 is 2, find the value of k . Also, find the other root.

If one root of the quadratic equation x^(2)-7x+k=0 is 2, find the value of k.

If one root of the quadratic equation 3x^(2) +px+4=0 is 2/3 , then find the value of p and the other root of the equation. OR The roots alpha and beta of the quadratic equation x^(2) -5x+3(k-1)=0 are such that alphabeta =1. Find the value k.

If x=9 is one root of the quadratic equation x^(2)-11x+k=0 , then find the value of k.

If x=9 is one root of the quadratic equation x^2-11x+k=0 , then find the value of k.

If x=3 is one root of the quadratic equation x^2-2kx-6=0 , then find the value of k

If x=3 is one root of the quadratic equation x^(2)-2kx-6=0, then find the value of k