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Practice problems on Quadratic Equations

9 practice problems on quadratic equations in the attached file.

8)a)Solve 7x+x(x-2)=0
b)Find the x-intercepts of f(x)=7x+x(x-2)
15) Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function and graph the function: f(x)=2x2-8x+6
(21) Solve by completing the square
(23) Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function and graph the function: f(x)=x2-2X-1

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Solution Summary

(23) (a) Vertex is (1, -2)
(b) The line of symmetry is
(c) f(x) has a minimum value of

All 9 questions neatly solved showing all steps.

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