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Find the vertex of the graph of the quadratic function by completing the square or using the vertex formula. f(x) = 5x² - 30x + 11
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Find the vertex of the graph of the quadratic function by completing the square or using the vertex formula.

f(x) = 5x² - 30x + 11

User ZhouW
by
5.3k points

1 Answer

5 votes

Answer:

f(x)= 20-11+30x

= 9/30

User PenAndPapers
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