2012 · Q39
The quadratic equation whose roots are 3 and -1 is:
Elementary MathematicsAlgebra
- Ax^2 - 4x + 3 = 0
- Bx^2 - 2x - 3 = 0
- Cx^2 + 2x - 3 = 0
- Dx^2 + 4x + 3 = 0
Explanation
x^2-(3-1)x+(3)(-1) = x^2-2x-3 = 0.
The quadratic equation whose roots are 3 and -1 is:
Explanation
x^2-(3-1)x+(3)(-1) = x^2-2x-3 = 0.