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Quadratic equation

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Consider the quadratic equation
m(x)=0.20x^2-1.6x-1.
Write the equation in standard form
m(x)=a(x-h)^2+k,
then find each of the following (to four decimal places):
(A) Intercepts
(B) Vertex
(C) Maximum or minimum
(D) Range

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Solution Summary

This shows how to find;
(A) Intercepts
(B) Vertex
(C) Maximum or minimum
(D) Range

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