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Use the function f(x)=x^2+4x-5 and the coordinate plane. SHOW ALL WORK FOR EACH PART!
1. What are the values of a, b, and c?



2. Does the parabola open up or down? How do you know?



3. What is the maximum or minimum value? How do you know?



4. What are the x-intercepts?



5. What is the y-intercept?


6. What is the vertex?




7. Graph the parabola using this information.