krystalhurst97
13.07.2021 •
Mathematics
Which two fixed points define the shape of an ellipse?
O A. Two foci
O B. Vertex and focus
O c. Center and focus
O D. Focus and directrix
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Ответ:
2x+18+5x-9
2x+5x18-9
7x+9
7. 7
x= 1.4
hope it helps