Ko te whārite pūrua ngā whārite he pūrua tētahi o ngā taurangi. Kāore hoki he taupū nui atu i te pūrua i roto i te whārite (TRP 2010:332). / A quadratic equation is an equation in which one of the variables is to the power of two. There are no higher powers (exponents) in the equation (TRP 2010:333).

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