Section 1.5 Quadratic Equations

Completing the square and using the square root

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Unformatted text preview: square and using the square root property. Using the quadratic formula. Some quadratic equations do not have real number solutions. These techniques still apply for finding the complex number solutions. Outline Quadratic Equations Solving Quadratic Equations The Zero Product Property Theorem (The Zero Product Property) If a and b are real numbers (or real-valued expressions) then ab = 0 if and only if a = 0 or b = 0. We apply the zero product property to solve a quadratic equation as follows: Write the equation in standard form: ax 2 + bx + c = 0. Factor the left-han...
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