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pnhandley01
18.03.2021 •
Mathematics
Which table
represents
a function?
Solved
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Ответ:
Explanation is in the file
cutt.ly/nz6VGda
Ответ:
(h,k) - the coordinates of the vertex
If a>0, then the parabola opens upwards, so the vertex is the minimum of the function.
If a<0, then the parabola opens downwards, so the vertex is the maximum of the function.
a=-1<0
the vertex is maximum
a=1>0
the vertex is minimum