What is the quadratic formula used to solve ax² + bx + c = 0?
✓ Correct Answer: Option B
The quadratic formula x = (-b ± √(b² - 4ac)) / 2a gives the roots of any quadratic equation ax² + bx + c = 0.
The quadratic formula x = (-b ± √(b² - 4ac)) / 2a gives the roots of any quadratic equation ax² + bx + c = 0.