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TiliK225 [7]
2 years ago
11

What is the x-value of the vertex of f(x) = -x2 + 9x - 11 ?

Mathematics
2 answers:
Lemur [1.5K]2 years ago
7 0

Answer:

at the vertex x = 4.5

Step-by-step explanation:

Bogdan [553]2 years ago
6 0

Answer:

at the vertex x = 4.5

Step-by-step explanation:

hope this helps! :)

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