Convert the following equation into vertex form by completing the square. x² – 18x + 21 O (x – 8)² + 21 - O (x – 9)? – 60 - - O (x + 9)² + 60 O (x – 18)² – 60 |
Convert the following equation into vertex form by completing the square. x² – 18x + 21 O (x – 8)² + 21 - O (x – 9)? – 60 - - O (x + 9)² + 60 O (x – 18)² – 60 |
Chapter9: Quadratic Equations And Functions
Section9.7: Graph Quadratic Functions Using Transformations
Problem 9.118TI: Rewrite f(x)=2x28x+3 in the f(x)=a(xh)2+k form by completing the square.
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