Solving Quadratic Equations
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Objective
I can solve quadratic equations using the quadratic formula and explain what my solution means
Part 1 of 4
Warm-up video
Professor Dave Explains · 6:55Vetted channel
We don't generate video — this one is by Professor Dave Explains on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 4
Key concepts
3 concepts
- 1
The quadratic formula can be used to solve quadratic equations in the form of Ax² + Bx + C = 0, where A ≠ 0.
- 2
The quadratic formula is x = (-B ± √(B² - 4AC)) / 2A.
- 3
If the discriminant (B² - 4AC) is negative, the quadratic equation has no real solutions.
Part 3 of 4
Practice
9 questions
What is the quadratic formula used for?
In the quadratic formula, x = (-B ± √(B² - 4AC)) / 2A, what is the discriminant and what does it tell you about the solutions to the quadratic equation?
Part 4 of 4
Exit ticket
Quick comprehension check
“Solve for x using the quadratic formula: 2x² + 5x - 3 = 0. Show all steps, including identifying the values of a, b, and c.”
Sample answer included in the free materials
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