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
Related Questions
- If ad $\ne$ bc, then prove that the equation
- Which of the following is not a quadratic equation
- Write all the values of p for which the quadratic equation $x^2 + px + 16 = 0$
- Solve for x: $\frac{1}{x+1} +\frac{3}{5x+1} = \frac{5}{x+4}, x\ne-1, -\frac{1}{5}, -4$
- In a class test, the sum of Arun’s marks in Hindi and English is 30
- A quadratic polynomial the sum and product of whose zeroes are -3 and 2 respectively, is