Mathematics (10th Grade)
Quadratic Equations
What is the quadratic formula used to find the roots of a quadratic equation ax^2 + bx + c = 0?
x = -b ± √(b^2 - 4ac)/2a
x = b ± √(b^2 + 4ac)/2a
x = -b ± √(b^2 + 4ac)/2a
x = b ± √(b^2 - 4ac)/2a