If the number is a fraction, change it to a decimal.
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Answer:
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Step-by-step explanation:
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If a quadratic function is written in the form
Then (h,k) is the vertex, and 'a' is a constant.
For instance
has vertex at (2,3).
Also, an absolute function in the form
has vertex at (h,k).
This means
also has vertex at (1,3).
I hope this explanation is helpful.