Back to Solve quadratic equations — Problem 3 · Task Set 37

HSA.REI.B.4 Tutor Intake — Solving Quadratic Equations

This short check helps your tutor understand where to start. Answer each question without help. If you are not sure, give your best try — the goal is to find what to work on together, not to grade you.

Grade 9·9 problems·~14 min·Common Core Math - HS Algebra·standard·hsa-rei-b-4

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Concepts

The discriminant of a quadratic equation is $b^2 - 4ac = -7$ .

What does this tell you about the solutions?

The equation has two real solutions.

The equation has one real solution (a double root).

The equation has no solutions of any kind.

The equation has two complex (non-real) solutions.