SOLUTION: For each quadratic function, (a) find the vertex and the axis of symmetry and (b) graph the function. {{{h(x)=x^2+7x}}}

Question 748033: For each quadratic function, (a) find the vertex and the axis of symmetry and (b) graph the function.

Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
Not even need to put into standard form. Just factor.
,

set to the equation , then roots are at 0 and -7. Axis of symmetry is x exactly in the middle, . Calculate what is to get the vertex, which will be a minimum point.

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