Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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The Quadratic Formula - Problem 13

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Although the quadratic formula can be used to solve any quadratic equation, it is most useful when the solutions are irrational, meaning non-terminating, non-repeating decimals. Rather than use a calculator to find a decimal approximation, we use simplifying radicals to leave the answers in exact form. Simplify each of the solutions be separating it into two fractions, and then reducing each fraction separately.

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