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Solving Quadratic Equations Completing the Square. Goal: I can complete the square in a quadratic expression. (A-SSE.3b). Recall : Square Root Property. Solve the equation using the square root property. Recall : Square Root Property. Solve the equation using the square root property.
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Solving Quadratic EquationsCompleting the Square Goal: I can complete the square in a quadratic expression. (A-SSE.3b)
Recall: Square Root Property • Solve the equation using the square root property.
Recall: Square Root Property • Solve the equation using the square root property.
To solve by Completing the Square • Step 1: Move the constant • Step 2: Add to each side. • Step 3: Factor the perfect square trinomial. • Step 4: Solve for x, using the Square Root Property.
Example 1: • Step 1: Move the constant. • What would you do to each side to move the constant?
Example 1: • Step 2: Add to each side.
Example 1: • Step 3: Factor the perfect square trinomial.
Example 1: • Step 4: Solve for x, using the Square Root Property.
Example 2: • Solve by completing the square.
Example 3: • Solve by completing the square.