Solve quadratic equations in one variable.
Reasoning with Equations and Inequalities
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Notes: An example for inspection would be 𝘹² = −81, where a student should know that the solutions would include ±9𝘪. An example where students need to factor out a leading coefficient while completing the square would be 4𝘹² + 8𝘹 − 9 = 0.
Solve quadratic equations by:
Solve mathematical and real-world problems involving quadratic equations in one variable.