Please enable JavaScript to use CodeHS

Common Core Math Algebra: A-REI.B.4.B

CodeHS Lessons

Solve quadratic equations by inspection (e.g., for x^2 = 49), taking square roots, completing the square, the quadratic formula and factoring, as appropriate to the initial form of the equation. Recognize when the quadratic formula gives complex solutions and write them as a ± bi for real numbers a and b.

This standard does not have any mappings to our lessons yet.