If x = 3 is one root of the quadratic equation
Quadratic Equations (10)If x = 3 is one root of the quadratic equation x2 - 2kx - 6 = 0, then find the value of k.
Answer
x = 3 is one root of the equation
9 - 6k - 6 = 0
k = 1/2
- Exam Year: 2018
If x = 3 is one root of the quadratic equation x2 - 2kx - 6 = 0, then find the value of k.
x = 3 is one root of the equation
9 - 6k - 6 = 0
k = 1/2