Question 9: emathintruction can you guys help me? .....

Mathematics

1 answer:

stira [4]2 years ago

4 0

Answer:

Choice #1) multiplied by 3

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jarptica [38.1K]

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Step-by-step explanation:

3 0

2 years ago

Help???!!??????!??!!???!????!??

svet-max [94.6K]

$x_{vertex}= \frac{-2}{2 \cdot 3}=- \frac{2}{6}= - \frac{1}{3} \\\\\\ 
y_{vertex}=3 \cdot \left(- \frac{1}{3} \right)^2+2 \cdot \left(- \frac{1}{3} \right)+1=3 \cdot\frac{1}{9} - \frac{2}{3} +1=\frac{1}{3} - \frac{2}{3} +1= \frac{2}{3} \\ \\ \\ \boxed {\text {Answer:} \ \left(- \frac{1}{3}; \frac{2}{3} \right)}$