Day 2 Write in Vertex form Completing the Square Imaginary Numbers Complex Roots

Ex 1: Simplify with no decimals Unit 9 Solve by completing the Square Tuesday Day 2 Day 2 12-3-13 Ex 1: Simplify with no decimals c. a. b. Memorize!!! 2/17/2019 6:27 PM 2

Imaginary Numbers If you solve the equation To the right is the graph of Are there any real zeros? If you solve the equation This has no real solutions. They are complex solutions To find solutions you must define the square root of negative numbers, which is why imaginary numbers were invented.

Vertex Form Vertex Roots Complex Roots Example 2: Solve by completing the Square Vertex Form Vertex Roots Complex Roots 2/17/2019 6:27 PM 5-4: Completing the Square

Vertex Form Vertex Roots Complex Roots Example 3: Solve by completing the Square Vertex Form Vertex Roots Complex Roots 2/17/2019 6:27 PM 5-4: Completing the Square

Vertex Form Vertex Roots Complex Roots Example 4: Solve by completing the Square Vertex Form Vertex Roots Complex Roots 2/17/2019 6:27 PM 5-4: Completing the Square

Ex 5 Solve by Completing the Square 2/17/2019 6:27 PM 7 7