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Find the vertex of the following quadratic function f (x) = -3x² + 7x + 11 a. (0.857 , 4.384) b. (1.166 , 15.083) c. (-2.45 , 3.18) d. (1 , 12)

Find the vertex of the following quadratic function f (x) = -3x² + 7x + 11 a. (0.857 , 4.384) b. (1.166 , 15.083) c. (-2.45 , 3.18) d. (1 , 12)
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Find the vertex of the following quadratic function

f (x) = -3x² + 7x + 11
a. (0.857 , 4.384)
b. (1.166 , 15.083)
c. (-2.45 , 3.18)
d. (1 , 12)

User Delphirules
by
8.5k points

2 Answers

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b is the answer I believe
User Ilya Saunkin
by
8.6k points
3 votes

Answer:

B because it's a fraction I just divided them and got b

User Srodriguex
by
9.4k points
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