Quadratics, systems, and nonlinear relationships

3 quick checks≈4% of the testStretch

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By the end you’ll be able to

factor quadratic expressions and solve quadratic equations by factoring or equivalent algebraic methods
recognize common identities such as difference of squares and perfect-square trinomials in simplification or solving
solve systems of equations with two variables, including linear-linear and linear-quadratic systems

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analyze simple nonlinear relationships, including direct or inverse variation, within algebraic or contextual problems

determine whether candidate solutions satisfy all original equations and constraints

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