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Common Core: Standard

Common Core: ELA

Common Core: Math

CCLS - Math: A.REI.4.b

Category
Reasoning With Equations And Inequalities
Sub-Category
Solve Equations And Inequalities In One Variable
State Standard:
Solve quadratic equations by inspection (e.g., for x2 = 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.