The quadratic formula
Unlock all 20 questions & worked solutions
You're viewing a free preview. Create an account to access the complete question set, step-by-step solutions, and progress tracking.
All Questions
Access the full question set for every topic.
Worked Solutions
Step-by-step explanations for every answer.
Track Progress
Mark questions right or wrong and monitor your growth.
It's Free
No credit card required - sign up in under a minute.
\({\text{Choose the correct solution to the quadratic equation }}a{x^2} + bx + c = 0\)
\(\dfrac{{ - c\; \pm \;\sqrt {{c^2} - 4ab} }}{{2a}}\)
\(\dfrac{{ - a\; \pm \;\sqrt {{a^2} - 4bc} }}{{2c}}\)
\(\dfrac{{ - b\; \pm \;\sqrt {{b^2} - 4ac} }}{{2a}}\)
\(\dfrac{{ - c\; \pm \;\sqrt {{b^2} - 4ac} }}{{2b}}\)
📚 Want More Questions?
There are 19 more questions available. Create your free account to access the complete question set with detailed solutions.