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Find the vertex of a function f(x)=-3x^2+9x-15 by completing the square

Find the vertex of a function f(x)=-3x^2+9x-15 by completing the square
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Find the vertex of a function f(x)=-3x^2+9x-15 by completing the square

User Mppfiles
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1 Answer

5 votes
The vertex will be (3/2, - 33/4)
User Waleed Qidan
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