2010 · Q29
If sum as well as product of roots of a quadratic equation is 9, then what is the equation?
Elementary MathematicsAlgebra
- Ax2 + 9x -18 = 0
- Bx2 – 18x + 9 = 0
- Cx2 + 9x + 9 = 0
- Dx2 – 9x + 9 = 0
Explanation
x²-(sum)x+product = x²-9x+9 = 0.
If sum as well as product of roots of a quadratic equation is 9, then what is the equation?
Explanation
x²-(sum)x+product = x²-9x+9 = 0.