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omeli [17]
3 years ago
8

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

Mathematics
1 answer:
svet-max [94.6K]3 years ago
6 0
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)}
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